CN106128062B

CN106128062B - Method, sensor, acquisition station and the system of equipment monitoring data transmission

Info

Publication number: CN106128062B
Application number: CN201610481620.0A
Authority: CN
Inventors: 尹现军; 陈亮; 刘刚
Original assignee: Anhui New Polytron Technologies Inc
Current assignee: Anhui New Polytron Technologies Inc
Priority date: 2016-06-24
Filing date: 2016-06-24
Publication date: 2019-03-15
Anticipated expiration: 2036-06-24
Also published as: CN106128062A

Abstract

The invention discloses method, sensor, acquisition station and the systems of the transmission of equipment monitoring data.Wherein, the equipment monitoring data transmission method of sensor includes the following steps.The first equipment monitoring data of the slewing are acquired at initial acquisition time point.Every time when sensor enters wake-up states from dormant state, judgement specifically enters whether scheduling wake-up point corresponding to wake-up states is to upload sart point in time；When determining corresponding scheduling wake-up point is to upload sart point in time, starts request for the first equipment monitoring data and upload to acquisition station.In the non-upload starting point of determining corresponding scheduling wake-up point, judge whether sensor meets alarm conditions.When determining that sensor meets alarm conditions, the second equipment monitoring data of the first scheduled duration are acquired, generate the alarm information comprising the second equipment monitoring data and start to request alarm information being transferred to acquisition station.

Description

Method, sensor, acquisition station and the system of equipment monitoring data transmission

Technical field

The method transmitted the present invention relates to machinery equipment field more particularly to equipment monitoring data, sensor, acquisition station and System.

Background technique

Currently, large rotating machinery equipment is widely used in the fields such as chemical industry, wind-powered electricity generation, metallurgy.Such as wind-driven generator The structure and application environment of the slewings such as group also become increasingly complex.The failure of slewing be also likely to cause the accident with it is huge Loss.With the development of vibrating failure diagnosis feature technology, more and more vibration monitoring equipment be used to monitor mechanical equipment Vibration fault.

With the development of Radio Transmission Technology, the monitoring scheme for carrying out wireless monitor to vibration data is also gradually applied. In this way, wireless monitoring device can especially avoid in such as environment such as explosive-proof grade height to avoid the trouble of field wiring The security risk of line monitoring.

However, the acquisition device of wireless monitor is typically distributed on multiple positions of wanted monitoring area, and use battery Power supply.In this way, keeping the low-power consumption of equipment to be faced now how during carrying out wireless data acquisition and transmission Problem.

Summary of the invention

For this purpose, the present invention provides a kind of new equipment monitoring scheme, effective solution at least one problem above.

According to an aspect of the present invention, the equipment monitoring data for providing a kind of sensor being deployed on slewing pass Transmission method.The sensor is stored with the initial acquisition time point about sensor and the setting of multiple scheduling wake-ups point, multiple Scheduling wake-up point includes sentencing about a upload sart point in time of the sensor and multiple alarm conditions about the sensor Disconnected time point.This method includes the following steps.The first equipment monitoring data of the slewing are acquired at initial acquisition time point. Every time when sensor enters wake-up states from dormant state, judgement, which specifically enters scheduling wake-up point corresponding to wake-up states, is No is to upload sart point in time；When determining corresponding scheduling wake-up point is to upload sart point in time, start request for first Equipment monitoring data upload to acquisition station.In the non-upload starting point of determining corresponding scheduling wake-up point, judge that sensor is It is no to meet alarm conditions.When determining that sensor meets alarm conditions, the second equipment monitoring data of the first scheduled duration are acquired, It generates the alarm information comprising the second equipment monitoring data and starts request and alarm information is transferred to acquisition station.

Optionally, data transmission method according to the present invention further includes in response to receiving acquisition station to the first equipment monitoring The first equipment monitoring data are transferred to acquisition station by the transmission confirmation message of data.

Optionally, data transmission method according to the present invention further include: set in response to receiving acquisition station to described first The busy condition message of standby monitoring data transmission request, abandons this upload operation, and in the corresponding non-announcement of scheduling wake-up point Alert condition judges suspend mode sensor when time point.It is that alarm conditions continue to hold when judging time point in corresponding scheduling wake-up point Row judges whether sensor meets the operation of alarm conditions.

Optionally, data transmission method according to the present invention further includes adopting being transferred to the first equipment monitoring data After collection station, judge during the transmission whether to include at least one scheduling wake-up point.It include at least one during determining the transmission When a scheduling wake-up point, the operation for judging whether sensor meets alarm conditions is continued to execute.It is not wrapped during determining the transmission When point containing scheduling wake-up, the operation of suspend mode sensor is executed.

Optionally, data transmission method according to the present invention further include: return in response to receiving the acquisition station to announcement When the busy condition message of alert message transfer request, the second scheduled duration of delay continues to send the biography to alarm information to acquisition station Defeated request, until receiving acquisition station to the confirmation message of alarm information transmission request.It completes for alarm information to be transferred to adopt When collection station, the operation of suspend mode sensor is executed.When determining that sensor is unsatisfactory for alarm conditions, the behaviour of suspend mode sensor is executed Make.

Optionally, in data transmission method according to the present invention, judge whether sensor meets the operation of alarm conditions Include: the third equipment monitoring data for acquiring third scheduled duration, judges whether the characteristic of third equipment monitoring data is more than threshold Value, and determination meets alarm conditions when being more than threshold value.First equipment monitoring data collected include at least one of following: Equipment velocity of rotation and vibration equipment waveform.

According to a further aspect of the invention, a kind of equipment monitoring data transmission method of acquisition station is provided.Wherein, it acquires It stands and is suitable for being communicated with the sensor group being deployed on slewing.The acquisition station is configured with system data acquisition cycle T.T Including multiple predetermined receiving time points and at the beginning of the first equipment monitoring data of the server transport from sensor group Point.Wherein, the set of multiple predetermined receiving time points is identical as the set of scheduling wake-up points all in sensor group.This method packet Include following step.Every time acquisition station in a dormant state when, wake up acquisition station when reaching next predetermined receiving time point, And wait the data transfer request to be received from sensor group.Each data transfer request is right transmitted by one in sensor group The transmission of first equipment monitoring data or alarm information is requested.It is sensor group in first received data transfer request In the transmission request of alarm information transmitted by one when, start to receive the alarm information from this sensor.Receiving this During the alarm information of sensor, if receiving data transfer request transmitted by another sensor, to this another Sensor returns to busy condition message.It is when finishing receiving at least one alarm information from sensor group, institute is received At least one alarm information is transferred to server.

Optionally, data transmission method according to the present invention further include: be in received first data transmission request When requesting the transmission of the first equipment monitoring data transmitted by one in sensor group, start to receive the first equipment monitoring number According to.

Optionally, data transmission method according to the present invention further includes judging receiving to the first equipment monitoring data During transmission requests, receives the first equipment monitoring data to completion, whether acquisition station, which receives, is asked the transmission of alarm information It asks.If not receiving the transmission request to alarm information, the suspend mode acquisition station after completing to receive.If receiving at least one Sensor requests the transmission of alarm information, at least one sensing is continued to after completing the first equipment monitoring data receiver The alarm information of device.

Optionally, data transmission method according to the present invention further include to server transport from sensor group first Point wakes up acquisition station at the beginning of equipment monitoring data, and starts to upload the first Supervision from sensor group to server Measured data.

Optionally, data transmission method according to the present invention further includes that first from sensor group is being uploaded to server During equipment monitoring data, judge whether the end time point of distance T is greater than threshold value, and terminates this when not being greater than threshold value Secondary upload.

Optionally, data transmission method according to the present invention further includes being configured according to following manner to server transport to come from Point and all scheduling wake-up points in sensor group at the beginning of first equipment monitoring data of sensor group:

T₁=ceil (Len/m) * 60Len is the length of a first equipment monitoring data, and m is acquisition station and a sensing The data volume that device is transmitted in 60 seconds, T₁To transmit the duration that a first equipment monitoring data need,

In T₁<T_dWhen, T_S=T_dWherein n is positive integer, T to/n_SBetween the time for uploading sart point in time for arbitrary neighborhood two Every T_dThe period at time point is judged for alarm conditions,

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

The point t at the beginning of the T₀, will be every T_SThe time point of duration distributes to a conduct in N number of sensor thereon Sart point in time is passed,

t_up=t₀+T_S* (N+1), t_upFor the beginning of the first equipment monitoring data to server transport from sensor group Time point.

A kind of sensor being deployed on slewing is provided according to a further aspect of the invention, including acquisition unit, Communication unit and control unit.Acquisition unit is suitable for acquiring the monitoring data to slewing.Communication unit, is suitable for and acquisition station It is communicated.Control unit, including configuration storage module, the first acquisition module, wake-up point judgment module, transmission module, alarm Judgment module and the second acquisition module.Configuration storage module was suitable for storing about initial acquisition time point of the sensor and multiple The setting of scheduling wake-up point.Multiple scheduling wake-up point includes about a upload sart point in time of the sensor and about this Multiple alarm conditions of sensor judge time point.First acquisition module is suitable for acquiring the slewing at initial acquisition time point The first equipment monitoring data.Wake-up point judgment module suitable for when sensor enters wake-up states from dormant state, sentencing every time It is disconnected specifically to enter whether scheduling wake-up point corresponding to wake-up states is to upload sart point in time.Transmission module is suitable in wake-up point Judgment module determines that corresponding scheduling wake-up point is when uploading sart point in time, and starting request will be in the first equipment monitoring data Pass to acquisition station.Judgment module is alerted to be suitable for determining the corresponding non-upload starting point of scheduling wake-up point in wake-up point judgment module When, judge whether sensor meets alarm conditions.Second acquisition module, which is suitable for determining that sensor meets in alarm judgment module, accuses When alert condition, the second equipment monitoring data of the first scheduled duration are acquired, the alarm comprising the second equipment monitoring data is generated and disappears Breath, and indicate that transmission module starts request and alarm information is transferred to acquisition station.

Another aspect according to the present invention provides a kind of acquisition station, suitable for the sensor group that is deployed on slewing It is communicated.The acquisition station is configured with system data acquisition cycle T.T includes multiple predetermined receiving time points and passes to server Point at the beginning of defeated the first equipment monitoring data from sensor group.Wherein, the set and sensing of predetermined receiving time point The set of all scheduling wake-up points is identical in device group.The acquisition station includes that the first communication unit, the second communication unit and control are single Member.First communication unit is suitable for being communicated with sensor group.Second communication unit is suitable for being communicated with server.Control is single Member, including wake up control module, monitoring modular, receiving module and uploading module.Control module is waken up to be suitable for every time in acquisition station When in a dormant state, acquisition station is waken up when reaching next predetermined receiving time point.Monitoring modular is suitable for waking up every time Control module waits the data transfer request to be received from sensor group after predetermined receiving time point wakes up acquisition station.Each Data transfer request is to request transmitted by one the transmission of the first equipment monitoring data or alarm information in sensor group.It receives It is that alarm transmitted by one disappears in sensor group that module, which is suitable for first data transfer request received by monitoring modular, When breath transmission request, start to receive the alarm information from this sensor.The alarm of this sensor is received in receiving module During message, if monitoring modular receives data transfer request transmitted by another sensor, to another sensing Device returns to busy condition message.Uploading module, which is suitable for finishing receiving at least one alarm from sensor group in receiving module, to disappear When breath, at least one received alarm information of institute is transferred to server.

According to a further aspect of the invention, a kind of equipment monitoring system is provided, comprising: multiple monitorings according to the present invention Equipment, acquisition station and server.Server is suitable for receiving the first equipment monitoring number that acquisition station is got from multiple sensors According to and alarm information.

To sum up, in equipment monitoring scheme according to the present invention, when each monitoring sensor usually can be by initial acquisition Between point t₀First equipment monitoring data collected pass sart point in time on it and transmit to acquisition station.Acquisition station can will be connect The the first equipment monitoring data uniform transmission received is into server.In addition, multiple sensors may be usually based on alarm judgement week Phase judges that time point carries out alarm and judgement and generates alarm information when alarm conditions meet in each alarm conditions respectively, then Alarm information is transferred to acquisition station.Acquisition station will can uniformly upload to clothes in each judgement time point received alarm information Business device.In particular, equipment monitoring scheme of the invention is realized in point at the same time, sensed all the way so that acquisition station only receives The first equipment monitoring data or alarm information that device is transmitted (without Multi-channel monitoring sensor and meanwhile upload monitoring or The case where alarm information).In this way, equipment monitoring scheme according to the present invention avoids the dry of communication channel between multiple sensor It disturbs, and ensure that the stabilization (if receiving multiple signals simultaneously, peak point current can also be doubled and redoubled) of acquisition station peak point current, So that acquisition station keeps lower power consumption.It should be noted that acquisition station and sensor of the invention is not acquiring data and biography When transmission of data, it can enter dormant state, to reduce equipment power dissipation.

In addition, equipment monitoring scheme of the invention is by keeping data to upload the interval of sart point in time and judging cycle T_d Integral multiple relationship between the two, to reduce the power consumption of acquisition station and sensor (for non-integral multiple relationship). In addition, uplink time point of the invention is not evenly distributed to entire week due to for system data acquisition cycle T In phase T, but duration T is transmitted according to required for a supervisory messages₁, uplink time point is concentrated (by configuring T_SCome It realizes).In this way, acquisition station in each collection period T, can reserve the duration of more ratio to monitoring server transmission of monitoring Message (in general, the network bandwidth of acquisition station and server is easy by more multifactor interference).

Detailed description of the invention

To the accomplishment of the foregoing and related purposes, certain illustrative sides are described herein in conjunction with following description and drawings Face, these aspects indicate the various modes that can practice principles disclosed herein, and all aspects and its equivalent aspect It is intended to fall in the range of theme claimed.Read following detailed description in conjunction with the accompanying drawings, the disclosure it is above-mentioned And other purposes, feature and advantage will be apparent.Throughout the disclosure, identical appended drawing reference generally refers to identical Component or element.

Fig. 1 shows the schematic diagram of equipment monitoring system 100 according to some embodiments of the invention；

Fig. 2 shows the working timing figures of equipment monitoring system 100 in Fig. 1；

Fig. 3 shows the schematic diagram of sensor 300 according to some embodiments of the invention；

Fig. 4 shows the schematic diagram of acquisition station 400 according to some embodiments of the invention；

Fig. 5 shows the equipment monitoring data transmission method 500 of the execution of sensor according to some embodiments of the invention Flow chart；

Fig. 6 shows the equipment monitoring data transmission method 600 of the execution of sensor according to some embodiments of the invention Flow chart；

Fig. 7 shows the equipment monitoring data transmission method 700 of the execution of acquisition station according to some embodiments of the invention Flow chart；And

Fig. 8 shows the equipment monitoring data transmission method 800 of the execution of acquisition station according to some embodiments of the invention Flow chart.

Specific embodiment

Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.

Fig. 1 shows the schematic diagram of equipment monitoring system 100 according to some embodiments of the invention.Equipment monitoring system packet Include N number of sensor 110-1,110-2 ..., 110-N, acquisition station 120 and server 130.Wherein, each sensor is suitable for arrangement In equipment to be monitored.Typically, equipment to be monitored includes but is not limited to oil transfer pump, wind-driven generator, gas turbine etc. Slewing.Usually every slewing is suitable for arranging multiple sensors.Sensor can be according to the type of acquired data point For the sensor of monitoring vibration data and the sensor etc. of monitoring velocity of rotation.To simplify the description, various types of monitorings pass Sensor is hereinafter collectively referred to as sensor.Acquisition station 120 can obtain monitoring data and be uploaded onto the server from multiple sensors 130.In this way, server 130 can carry out diagnostic analysis according to each sensor data collected.Here, server 130 can To be one or more entity devices, it is also possible to Distributed Application, the present invention does not make too many restrictions this.In addition, in order to exempt from In wiring, sensor and acquisition station generally use wireless communication and battery power supply mode.For example, sensor can use ZigBee Mode is communicated with acquisition station 120, and acquisition station 120 can be communicated using 3G/4G mode with server 130, but unlimited In this.

As described above, sensor and acquisition station 120 are typically configured as battery power supply.Therefore, equipment monitoring of the invention System 100 is configured to provide monitoring data to server 130 by the working strategies of lower power consumption analyze and examine It is disconnected.It is illustrated below with reference to working strategies of the Fig. 2 to equipment monitoring system 100.

Fig. 2 shows the working timing figures of equipment monitoring system 100 in Fig. 1.To simplify the description, it shows and sets in Fig. 2 The working timing figure of one system data acquisition cycle T of standby monitoring system 100.

In a system data acquisition cycle T (from t₀To t_e) in, sensor 110-1,110-2 ..., it is each in 110-N A initial acquisition time point t in this period₀Acquire the first equipment monitoring data to slewing.First equipment monitoring data For a scheduled duration T_aData.As shown in Fig. 2, each sensor will be based on judging cycle T_dT_d1、t_d2、t_d3、...t_dM Time point is judged as scheduled alarm conditions.Correspondingly, acquisition station 120 is by t_d1、t_d2、t_d3、...t_dMWhen as predetermined reception Between point.In addition, each sensor is assigned a upload sart point in time (such as 110-1 about the first equipment monitoring data Corresponding t_s1, 110-2 corresponds to t_s2...).Here, its alarm conditions is judged time point and is spread when beginning thereon by each sensor Between put all as scheduling wake-up point.In other words, if sensor before a scheduling wake-up point in a dormant state, in the time Enter wake-up states when reaching this scheduling wake-up point.Acquisition station 120 is also used as predetermined receiving time for sart point in time is uploaded Point.Certainly, the upload sart point in time and alarm conditions of coincidence judge a time point corresponding predetermined receiving time point.To sum up, The scheduling wake-up point of all the sensors in the set Yu system 100 of all predetermined receiving time points in cycle T of acquisition station 120 Gather identical.

According to an embodiment of the present invention, acquisition station 120 can come from according to following formula to configure to server transport Point and all scheduling wake-up points in sensor group at the beginning of first equipment monitoring data of multiple sensors.

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

As shown from the above formula, in the present embodiment, T_SAnd T_dThe two is configured as keeping integral multiple relation.In this way, at least The upload sart point in time of a part of sensor can judge that time point is overlapped with alarm conditions, so as to reduce sensor and Acquisition station enters the frequency of wake-up states to reduce system power dissipation (relative to T_SAnd T_dFor there is no an integral multiple relation).In addition, t_upIt is typically distributed over the upload sart point in time (t of all the sensors_s1、t_s2...t_sN) after.

As shown in Fig. 2, the upload sart point in time t of sensor 110-1_s1Time point weight is not judged with any one alarm conditions It closes, and the upload sart point in time t of sensor 110-2_s1With t_d1It is overlapped, but not limited to this.

Sensor 110-1 is in t₀Acquire the first equipment monitoring data.Sensor 110-1 is in scheduling wake-up point t_s1Into wake-up State, and determine that this wake-up point is to upload sart point in time.Then, sensor 110-1 starts request for the first equipment monitoring number According to uploading to acquisition station 120.Correspondingly, acquisition station 120 is in predetermined receiving point t_s1Into wake-up states, and wait to be received from biography The data transfer request of sensor.In t_s1Time point, the transmission request of 120 received data of acquisition station are sent out by sensor 110-1 The transmission to the first equipment monitoring data sent is requested.Then, acquisition station 120 returns to transmission confirmation message to sensor 110-1, And start to receive the first equipment monitoring data.Depending on the transmission duration of the first equipment monitoring data, sensor 110-1 completes to pass Defeated time point can judge time point t in next alarm conditions_d1Before or after.If the time point for completing transmission exists t_d1(in other words, there is no alarm conditions to judge time point during transmission) before, then sensor 110-1 and acquisition station 120 are complete At after transmission enter dormant state.

, whereas if completing the time point of transmission in t_d1Later, sensor 110-1 is suitable for continuing to judge whether it meets announcement Alert condition.In one embodiment, sensor 110-1 acquires the second equipment monitoring data of the first scheduled duration, and judging should Whether the characteristic of the second equipment monitoring data is more than threshold value, and determination meets alarm conditions when being more than threshold value.Meet determining When alarm conditions, sensor 110-1 is suitable for the third equipment monitoring data for continuing to acquire third scheduled duration, and generates comprising the Then the alarm information of three equipment monitoring data requests for alarm information to be transferred to acquisition station 120.Correspondingly, acquisition station 120 exists During receiving the first equipment monitoring data from sensor 110-1, if the sensor except 110-1 is in t_d1Generate alarm (the actually generation time of alarm information is in t for message_d1Later.Since the two interval is smaller, unified presentation is in t here_d1It is raw At alarm information) and request to upload to acquisition station 120.First equipment monitoring data of the acquisition station 120 in receiving sensor 110-1 Period, the alarm information in response to receiving other sensors transmit request, return to busy condition message.In this way, acquisition station can To keep single channel to transmit data with sensor, to avoid the peak value of multichannel interfered with each other and reduce the work of acquisition station 120 Electric current.In order to which alarm information is uploaded to acquisition station 120 in time, sensor of the invention can receive the busy of acquisition station 120 When commonplace status message, the second scheduled duration of delay continues to request transmitting warning message until receiving transmission confirmation message.

As described above, if judging time point (such as t in an alarm conditions_d1) have multiple sensors (such as A, B, C, D it) generates and requests to upload alarm information.Here, acquisition station 120 receive sensors A, B, C, D transmission request when, if Just in the first equipment monitoring data of receiving sensor 110-1, then busy condition message can be returned to A, B, C, D.By above It is found that A, B, C, D after postponing the second scheduled duration, continue to send transmission request.In this way, completing to sensor 110-1's After the reception of first equipment monitoring data, acquisition station 120 can successively receive these alarm informations, and received these alarms and disappeared Upload onto the server 130 after breath.The process for successively receiving alarm information to acquisition station 120 below is illustrated.

In an embodiment in accordance with the invention, sensors A, B, C, D can upload alarm information using preemption mechanism. The transmission request that acquisition station 120 actually receives A, B, C, D has sequencing.If acquisition station 120 receives the transmission of B first Request, can return to corresponding confirmation message.In addition, acquisition station 120 receive A, C, D alarm information transmission request when, to A, C, D send busy condition message.A, C, D continue in response to receiving busy condition message, the second scheduled duration of delay It sends and attempts, until receiving confirmation message.Further, acquisition station 120 is after completing the alarm information to B and receiving, if first The transmission request of D in A, C, D is received, then 120 current time of acquisition station can first receive the alarm information of D, and so on, here It repeats no more.A, B, C, D are received in t in acquisition station 120_d1After the alarm information of generation, the alarm of this 4 sensors can be disappeared It ceases and is uploaded to server 130, so that monitoring server 130 diagnoses possible failure according to alarm information in time.

In addition, t_d1With the t of sensor 110-2_s2It is overlapped.Sensor 110-2 is in t_s2Into wake-up states and determine that the point is After uploading sart point in time, starts request for the first equipment monitoring data and upload to acquisition station 120.By above it is found that sensor 110-1 and acquisition station 120 are in t_d1When there are many possible working condition.According to the work shape of sensor 110-1 and acquisition station 120 State, sensor 110-2 have the corresponding course of work.Below to sensor 110-2 in t_d1The course of work be illustrated.

A kind of situation is that sensor 110-1 is in t_d1The first equipment monitoring data are uploaded into acquisition station 120 before.It adopts Collection station 120 is in t_d1When the transmitted transmission to the first equipment monitoring data of receiving sensor 110-2 first is requested, to sensor 110-2 returns to confirmation message and starts to receive the first equipment monitoring data.Due to t_s2It is also that scheduled alarm conditions judge the time Point, sensor 110-2 continue to judge whether sensor meets alarm bar when completing the transmission to the first equipment monitoring data Part.If being unsatisfactory for alarm conditions, sensor 110-2 can enter dormant state.If meeting alarm conditions, sensor 110-2 Continue the third equipment monitoring data of acquisition third scheduled duration, and generate the alarm information comprising third equipment monitoring data, And starts request and alarm information is transferred to acquisition station 120.

Conversely, when receiving transmission request of the sensor 110-2 to the first equipment monitoring data, if acquisition station 120 The alarm information of other sensors is being received, busy condition message will returned to sensor 110-2.Sensor 110-2 can be put This upload operation is abandoned, the operation for judging whether to meet alarm conditions is then executed.If being unsatisfactory for alarm conditions, sensor 110-2 can enter dormant state.

Another situation is that t_d1Time point is included in the biography that the first equipment monitoring data are uploaded to acquisition station 120 by 110-1 In defeated period.In t_d1Time point, sensor 110-2 can abandon this for the first equipment in response to receiving busy condition message Monitoring data upload to the operation of acquisition station 120, and continue to execute the operation for judging whether to meet alarm conditions.

To sum up, in equipment monitoring system 100 according to the present invention, each sensor usually can be by the initial acquisition time Point t₀First equipment monitoring data collected pass sart point in time on it and transmit to acquisition station 120.Acquisition station 120 will be connect The the first equipment monitoring data uniform transmission received is into server.In addition, multiple sensors, which may be usually based on, judges the period point Do not judge that time point carries out alarm judgement and generates when alarm conditions meet alarm information in each alarm conditions, then will accuse Alert message is transferred to acquisition station 120.Acquisition station 120 can will judge time point received alarm information system in each alarm conditions One uploads onto the server 130.In particular, equipment monitoring system 100 of the invention is realized in point at the same time, acquisition station 120 reception the first equipment monitoring data that sensor is transmitted all the way or alarm information are (without multiple sensor The case where uploading the first equipment monitoring data or alarm information simultaneously).In this way, equipment monitoring system 100 according to the present invention is kept away Exempt from the interference of communication channel between multiple sensor, and ensure that the stabilization of 120 peak point current of acquisition station (if connect simultaneously Multiple signals are received, peak point current can also be doubled and redoubled), so that acquisition station 120 keeps lower power consumption.It should be noted that this The acquisition station and sensor of invention can enter dormant state, when not acquiring data and transmission data to reduce equipment Power consumption.

In addition, equipment monitoring system of the invention is by keeping T_SWith judge cycle T_dIntegral multiple relationship between the two, from And reduce the power consumption of acquisition station and sensor (for non-integral multiple relationship).In addition, due to relative to system data For collection period T, upload sart point in time of the invention is not evenly distributed in whole cycle T, but according to one Duration T is transmitted required for first equipment monitoring data₁, sart point in time will be uploaded and concentrated (by configuring T_STo realize). In this way, acquisition station 120 can reserve more duration to server 130 and transmit the first equipment monitoring number in each collection period T According to (in general, the network bandwidth of acquisition station and server is easy by more multifactor interference).

Fig. 3 shows the schematic diagram of sensor 300 according to some embodiments of the invention.As shown in figure 3, sensor 300 Including acquisition unit 310, communication unit 320 and control unit 330.Depending on the data type of expectation acquisition, sensing unit 310 It can be configured as the equipment monitorings data such as acquisition vibration or velocity of rotation.It is, for example, electricity that acquisition unit 310 is divided according to principle Dynamic formula, piezoelectric type, electric vortex type, inductance type or condenser type etc..But not limited to this, any of sensing unit can be applied In an embodiment of the present invention.Communication unit 320 for example, ZigBee or WiFi module etc., but not limited to this.Control unit 320 It can be communicated by communication unit 320 with acquisition station.Control unit 330 may include configuration storage module 331, first adopt Collect module 332, wake-up point judgment module 333, transmission module 334, alarm judgment module 335 and the second acquisition module 336.

Configuration storage module 331 is suitable for storing the initial acquisition time point about the sensor and multiple scheduling wake-ups points Setting.Multiple scheduling wake-up point includes about a upload sart point in time of the sensor and about the multiple of the sensor Alarm conditions judge time point.

First acquisition module 332 is suitable for acquiring the of the slewing by acquisition unit 310 at initial acquisition time point One equipment monitoring data.Here, the first equipment monitoring data are, for example, equipment velocity of rotation or vibration equipment waveform.

Wake-up point judgment module 333 is suitable for every time when sensor 300 enters wake-up states from dormant state, and judgement is current It whether is to upload sart point in time into the point of scheduling wake-up corresponding to wake-up states.

Transmission module 334 is suitable for when wake-up point judgment module 333 determines that corresponding scheduling wake-up point is to upload to start Between when putting, start request for the first equipment monitoring data and upload to acquisition station.

A kind of situation is that transmission module 334 is receiving acquisition station to the transmission confirmation message of the first equipment monitoring data When, which is transferred to by acquisition station by communication unit 320.

Another situation is that transmission module 334 is further adapted for passing the first equipment monitoring data in response to receiving acquisition station The busy condition message of defeated request, abandons this upload operation.After transmission module 334 abandons this long pass operation, alarm is sentenced Disconnected module 335 is suitable for the suspend mode sensor 300 when the corresponding non-alarm conditions of scheduling wake-up point judge time point.Corresponding Scheduling wake-up point be alarm conditions when judge time point, alarm judgment module 335, which continues to execute, judges whether sensor 300 expires The operation of sufficient alarm conditions.

In addition, alarm judgment module 335 is further adapted for that first equipment monitoring data are transferred to acquisition station in transmission module 334 Later, judge during the transmission whether to include at least one scheduling wake-up point.It is pre- comprising at least one during determining the transmission When determining wake-up point, alarm judgment module 335 continues to execute the operation for judging whether sensor 300 meets alarm conditions.In determination When during the transmission not including scheduling wake-up point, alarm judgment module 335 executes the operation of suspend mode sensor 300.

Alarm judgment module 335 is further adapted for determining the corresponding non-upload of scheduling wake-up point in wake-up point judgment module 333 When starting point, judge whether sensor 300 meets alarm conditions.Specifically, in an embodiment in accordance with the invention, alarm is sentenced Disconnected module 335 indicates the third equipment monitoring data of the second acquisition module 336 acquisition third scheduled duration.Then, alarm judgement Module 335 judges whether the characteristic of third equipment monitoring data is more than threshold value, and determination meets alarm conditions when being more than threshold value.

Second acquisition module 336 is suitable for the acquisition first when alarm judgment module 335 determines that sensor meets alarm conditions Second equipment monitoring data of scheduled duration generate the alarm information comprising the second equipment monitoring data, and indicate transmission module 334, which start request, is transferred to acquisition station for alarm information.In addition, transmission module 334 returns pair in response to receiving acquisition station When the busy condition message of alarm information transmission request, the second scheduled duration of delay continues to send to acquisition station to alarm information Transmission request, until receiving acquisition station to the confirmation message of alarm information transmission request.Alarm judgment module 335 is further adapted for When alarm information is transferred to acquisition station by the transmission module completion, the operation of suspend mode sensor is executed.Alert judgment module 335 It is further adapted for when determining that sensor is unsatisfactory for alarm conditions, executes the operation of suspend mode sensor.

The more specific course of work of sensor 300 is consistent with sensor in Fig. 2 explanation, and which is not described herein again.

Fig. 4 shows the schematic diagram of acquisition station 400 according to some embodiments of the invention.Acquisition station 400 and it is deployed in rotation Turn the sensor group communication in equipment.Acquisition station 400 is configured with system data acquisition cycle T.T includes multiple predetermined receiving times Point and to point t at the beginning of the first equipment monitoring data of the server transport from sensor group_up.Wherein predetermined receiving time The set of point is identical as the set of scheduling wake-up points all in sensor group.

As shown in figure 4, acquisition station 400 includes the first communication unit 410, the second communication unit 420 and control unit 430. Here, the first communication unit 410 is suitable for communicating with sensor.First communication unit 410 is, for example, ZigBee module or WiFi mould Block etc., but not limited to this.Second communication unit 420 is suitable for and server communication, e.g. 3G/4G module etc., but not limited to this.

Control unit 430 includes waking up control module 431, monitoring modular 432, receiving module 433 and uploading module 434.

Wake up control module 431, be suitable for every time acquisition station in a dormant state when, when reaching next predetermined reception Between put when wake up acquisition station.

Monitoring modular 432 is suitable for waking up control module 431 after predetermined receiving time point wakes up acquisition station every time, waits Receive the data transfer request from sensor group.Each data transfer request is to set transmitted by one to first in sensor group The transmission request of standby monitoring data or alarm information.

It is in sensor group that receiving module 433, which is suitable for first data transfer request received by monitoring modular 432, When the transmission request of alarm information transmitted by one, start to receive the alarm information from this sensor.

During the alarm information that receiving module 433 receives this sensor, if monitoring modular 432 receives another Data transfer request transmitted by sensor then returns to busy condition message to another sensor.

Uploading module 434 is suitable for when receiving module 433 finishes receiving at least one alarm information from sensor group, At least one received alarm information of institute is transferred to server.For example, judging time point in an alarm conditions, mould is being received After block 433 successively receives the alarm information that multiple sensors generate, uploading module 434 uniformly uploads to this multiple alarm information Server.

Optionally, receiving module 433 is further adapted for the request of the first data transmission received by monitoring modular 432 for sensing When requesting the transmission of the first equipment monitoring data transmitted by one in device group, start to receive the first equipment monitoring data. It receiving the transmission request to the first equipment monitoring data, completing to receive the first equipment monitoring data to receiving module 433 Period indicates after receiving module 433 is completed to receive if monitoring modular 432 does not receive the request of the transmission to alarm information Wake up 431 suspend mode acquisition station of control module.If receiving at least one sensor to request the transmission of alarm information, mould is monitored Block 432 indicate receiving module 433 complete to the first equipment monitoring data receiver after, continue at least one sensor Alarm information.

It is further adapted in addition, waking up control module 431 in the first equipment monitoring number to server transport from sensor group The point t at the beginning of_upWake up acquisition station.Uploading module 433 is in t_upStart to upload first from sensor group to server Equipment monitoring data.During uploading module uploads the first equipment monitoring data from sensor group to server, prison Survey module and judge whether the end time point of distance T is greater than threshold value, and it is non-be greater than threshold value when instruction uploading module 433 terminate originally Secondary upload.

Optionally, control unit 430 further includes configuration module (not shown).Configuration module is suitable for according to following manner It configures all pre- in point and sensor group at the beginning of the first equipment monitoring data of the server transport from sensor group Determine wake-up point:

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

The more specific working method of acquisition station 400 is consistent with acquisition station in Fig. 2, and which is not described herein again.

Fig. 5 shows the flow chart of the data transmission method 500 of the execution of sensor according to some embodiments of the invention.It passes Sensor is suitable for deployment on slewing.Sensor is stored with initial acquisition time point and multiple scheduling wake-ups about sensor The setting of point.Multiple scheduling wake-up point includes about a upload sart point in time of the sensor and about the sensor Multiple alarm conditions judge time point.

Method 500 starts from step S510.In step S510, the first of the slewing is acquired at initial acquisition time point Equipment monitoring data.Every time when sensor enters wake-up states from dormant state, method 500 executes step S520, judges this It is secondary into the point of scheduling wake-up corresponding to wake-up states whether be upload sart point in time.

Determine that corresponding scheduling wake-up point is when uploading sart point in time in step S520, method 500 enters step S530 starts request for the first equipment monitoring data and uploads to acquisition station.

When determining non-the uploads starting point of corresponding scheduling wake-up point in step S520, the execution step S540 of method 500, Judge whether sensor meets alarm conditions.According to an embodiment of the present invention, in step S540, third scheduled duration is acquired Third equipment monitoring data, judge whether the characteristic of third equipment monitoring data is more than threshold value, and be more than threshold value when determine Meet alarm conditions.

When step S540 determines that sensor meets alarm conditions, method 500 executes the pre- timing of step S550 acquisition first The second long equipment monitoring data generate the alarm information comprising the second equipment monitoring data and start to request to pass alarm information It is defeated to arrive acquisition station.

The more specific embodiment of method 500 illustrates that the working method of middle sensor is consistent with Fig. 2, and which is not described herein again.

Fig. 6 shows the flow chart of the data transmission method 600 of the execution of sensor according to some embodiments of the invention.Side The step S610-S650 of method 600 and the step S510-S550 of method 500 are consistent, and which is not described herein again.

After executing step S630, step S660 or S670 is can also be performed in method 600.In step S660, response In receiving acquisition station to the transmission confirmation message of the first equipment monitoring data, which is transferred to Acquisition station.In step S670, disappear in response to receiving acquisition station to the busy condition of the first equipment monitoring data transfer request Breath, abandons this upload operation.After abandoning upload operation in step S670, method executes step S680, judges corresponding Whether scheduling wake-up point is that alarm conditions judge time point.The corresponding non-alarm bar of scheduling wake-up point is determined in step S680 When part judges time point, method 600 executes step S690, suspend mode sensor.It is predetermined corresponding to determination in step S680 to call out When point of waking up is that alarm conditions judge time point, method 600 continues to execute step S640.

After the first equipment monitoring data are transferred to acquisition station in step S660, method executes step S6100, judgement It whether include at least one scheduling wake-up point during the transmission.

When including at least one scheduling wake-up point during the determining transmission in step S6100, step S640 is continued to execute. When not including scheduling wake-up point during the determining transmission in step S6100, step S690 is executed.

When receiving busy condition message of the acquisition station return to alarm information transmission request in step S650, side Method executes step S6110, and the second scheduled duration of delay, which continues to execute in step S650, sends the biography to alarm information to acquisition station The operation of defeated request, until receiving acquisition station to the confirmation message of alarm information transmission request.

When completing alarm information being transferred to acquisition station in step S650, method 600 executes step S690.

In addition, method 600 executes step S690 when determining that sensor is unsatisfactory for alarm conditions in step S640.

The more specific embodiment of method 600 illustrates that the working method of middle sensor is consistent with Fig. 2, and which is not described herein again.

Fig. 7 shows the process of the equipment monitoring data transmission method 700 of acquisition station according to some embodiments of the invention Figure.Acquisition station is suitable for being communicated with the sensor group being deployed on slewing.The acquisition station is configured with system data acquisition Cycle T.T includes opening for multiple predetermined receiving time points and the first equipment monitoring data to server transport from sensor group Begin time point.The set of plurality of predetermined receiving time point is identical as the set of scheduling wake-up points all in sensor group.

Method 700 starts from step S710.In step S710, every time acquisition station in a dormant state when, under arrival Acquisition station is waken up when one predetermined receiving time point, and waits the data transfer request to be received from sensor group.Each data Transmission request is to request transmitted by one the transmission of the first equipment monitoring data or alarm information in sensor group.

It is that the transmission of alarm information transmitted by one is asked in sensor group in first received data transfer request When asking, method 700 executes step S720, starts to receive the alarm information from this sensor.

During receiving the alarm information of this sensor in step S720, if acquisition station receives another sensor Transmitted data transfer request, then method 700 also executes step S730.In step S730, returned to another sensor Return busy condition message.

In addition method 700 further includes step S740, when finishing receiving at least one alarm information from sensor group, At least one received alarm information of institute is transferred to server.

The more specific executive mode of method 700 illustrates that the working method of middle acquisition station is consistent with Fig. 2, and which is not described herein again.

Fig. 8 shows the process of the equipment monitoring data transmission method 800 of acquisition station according to some embodiments of the invention Figure.The step S810-S840 of method 800 and the step S710-S740 of method 700 are consistent, and which is not described herein again.

In step S810 the request of received first data transmission be in sensor group transmitted by one to first When the transmission request of equipment monitoring data, method 800 enters step S850, starts to receive the first equipment monitoring data.Method 800 also execute step S860, judge receiving the request of the transmission to the first equipment monitoring data, extremely completing to receive the first equipment During monitoring data, whether acquisition station receives the request of the transmission to alarm information.Acquisition station is determined not in step S860 The transmission request to alarm information is received, method 800 enters step S870.In step S870, suspend mode acquisition station.

Determine that acquisition station receives at least one sensor and requests the transmission of alarm information in step S860, method 800 continue through the alarm information for executing step S820 to receive at least one sensor.

In addition method 800 further includes step S880, in the first equipment monitoring number to server transport from sensor group Point wakes up acquisition station at the beginning of, and starts to upload the first equipment monitoring data from sensor group to server.? When executing step S880, method 800 also executes step S890.In step S890, judge whether the end time point of distance T is big In threshold value, step S880 is executed determining to terminate when not being greater than threshold value.

Optionally, method 800 further includes step S8100, is configured to server transport according to following manner from sensor Point and all scheduling wake-up points in sensor group at the beginning of first equipment monitoring data of group:

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

The more specific executive mode of method 800 illustrates that the working method of middle acquisition station is consistent with Fig. 2, and which is not described herein again.

A7, the method as described in any one of A1-A6, further includes: when determining that sensor is unsatisfactory for alarm conditions, execute The operation of suspend mode sensor.A8, the method as described in any one of A1-A7, wherein described to judge whether sensor meets alarm The operation of condition includes: to acquire the third equipment monitoring data of third scheduled duration, judges the characteristic of third equipment monitoring data It whether is more than threshold value, and determination meets alarm conditions when being more than threshold value.A9, the method as described in any one of A1-A8, In, the first equipment monitoring data collected include at least one of following: equipment velocity of rotation and vibration equipment waveform.A11, Method as described in A10, further includes: request to be pair transmitted by one in sensor group in received first data transmission When the transmission request of the first equipment monitoring data, start to receive the first equipment monitoring data.A12, the method as described in A11, Further include: judge receiving the transmission request to the first equipment monitoring data, extremely completing to receive the first equipment monitoring data Whether period, acquisition station receive the request of the transmission to alarm information；If not receiving the transmission request to alarm information, Complete suspend mode acquisition station after receiving；If receiving at least one sensor to request the transmission of alarm information, described in completion The alarm information of at least one sensor is continued to after first equipment monitoring data receiver.A13, as described in A11 or 12 Method, further includes: point wakes up acquisition at the beginning of to server transport from the first equipment monitoring data of sensor group It stands, and starts to upload the first equipment monitoring data from sensor group to server.A14, the method as described in A13, are also wrapped It includes: during uploading the first equipment monitoring data from sensor group to server, judging the end time point of distance T Whether it is greater than threshold value, and terminates this upload when not being greater than threshold value.A15, the method as described in any one of A10-A14, also At the beginning of including being configured according to following manner to the first equipment monitoring data of the server transport from sensor group point and All scheduling wake-up points in sensor group:

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

The sensor of A17, such as A16, wherein the transmission module is further adapted for: in response to receiving acquisition station to described The first equipment monitoring data are transferred to acquisition by the communication unit by the transmission confirmation message of one equipment monitoring data It stands.A18, the sensor as described in A16 or A17, wherein the transmission module is further adapted for: in response to receiving acquisition station to institute The busy condition message for stating the first equipment monitoring data transfer request, abandons this upload operation；The alarm judgment module is also It is suitable for: the suspend mode sensor when the corresponding non-alarm conditions of scheduling wake-up point judge time point, in corresponding scheduling wake-up Point is that alarm conditions judge to continue to execute the operation for judging whether sensor meets alarm conditions when time point.A19, such as A17 or Sensor described in A18, wherein the alarm judgment module is further adapted for: passing the first equipment monitoring data in the transmission module It is defeated to whether after acquisition station, judging during the transmission comprising at least one scheduling wake-up point；Include during determining the transmission When at least one scheduling wake-up point, the operation for judging whether sensor meets alarm conditions is continued to execute；Determining the transmission phase Between do not include scheduling wake-up point when, execute suspend mode sensor operation.A20, the sensor as described in any one of A16-A19, Wherein the transmission module is further adapted for: returning to the busy condition requested alarm information transmission in response to receiving the acquisition station When message, the transmission that the second scheduled duration of delay continues to be sent to acquisition station to alarm information is requested, until receiving acquisition station To the confirmation message of alarm information transmission request.A21, the sensor as described in any one of A16-A20, wherein the alarm Judgment module is further adapted for: when the alarm information is transferred to acquisition station by transmission module completion, executing suspend mode sensor Operation.A22, the sensor as described in any one of A16-A21, the alarm judgment module are further adapted for: determining sensor When being unsatisfactory for alarm conditions, the operation of suspend mode sensor is executed.A23, the sensor as described in any one of A16-A22, wherein The alarm judgment module is suitable for judging whether sensor meets alarm conditions according to following manner: instruction the second acquisition mould The third equipment monitoring data of block acquisition third scheduled duration；Whether the characteristic for judging third equipment monitoring data is more than threshold value, And determination meets alarm conditions when being more than threshold value.A24, the sensor as described in any one of A16-A23, wherein described One acquisition module the first equipment monitoring data collected include at least one of following: equipment velocity of rotation and vibration equipment wave Shape.A26, the acquisition station as described in A25, wherein the receiving module is further adapted for: first received by the monitoring modular Data transfer request is to start to receive and be somebody's turn to do when requesting transmitted by one the transmission of the first equipment monitoring data in sensor group First equipment monitoring data.A27, the acquisition station as described in A26, wherein the monitoring modular is further adapted for: receiving to first During the transmission request of equipment monitoring data, the extremely receiving module are completed to receive the first equipment monitoring data, if The transmission request to alarm information is not received, and instruction wakes up control module suspend mode acquisition station after receiving module is completed to receive； The transmission of alarm information is requested if receiving at least one sensor, indicates that the receiving module is set in completion described first Standby monitoring data receive after, continue to the alarm information of at least one sensor.A28, the acquisition as described in A26 or A27 It stands, wherein the wake-up control module is further adapted in the first equipment monitoring data to server transport from sensor group Sart point in time wakes up acquisition station；The uploading module starts to upload to server from sensor group in the sart point in time First equipment monitoring data.A29, the acquisition station as described in A28, wherein the monitoring modular is further adapted for: in the uploading module To server upload the first equipment monitoring data from sensor group during, judge distance T end time point whether Greater than threshold value, and it is non-be greater than threshold value when indicate that the uploading module terminates this upload.A30, such as any one of A25-A29 institute The acquisition station stated, wherein described control unit further includes configuration module, suitable for according to following manner configure to server transport come All scheduling wake-up points in point and sensor group at the beginning of the first equipment monitoring data of sensor group:

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that implementation of the invention Example can be practiced without these specific details.In some instances, well known method, knot is not been shown in detail Structure and technology, so as not to obscure the understanding of this specification.

Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of the various inventive aspects, Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes In example, figure or descriptions thereof.However, the disclosed method should not be interpreted as reflecting the following intention: i.e. required to protect Shield the present invention claims than feature more features expressly recited in each claim.More precisely, as following As claims reflect, inventive aspect is all features less than single embodiment disclosed above.Therefore, it abides by Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself As a separate embodiment of the present invention.

Those skilled in the art should understand that the module of the equipment in example disclosed herein or unit or groups Part can be arranged in equipment as depicted in this embodiment, or alternatively can be positioned at and the equipment in the example In different one or more equipment.Module in aforementioned exemplary can be combined into a module or furthermore be segmented into multiple Submodule.

Those skilled in the art will understand that can be carried out adaptively to the module in the equipment in embodiment Change and they are arranged in one or more devices different from this embodiment.It can be the module or list in embodiment Member or component are combined into a module or unit or component, and furthermore they can be divided into multiple submodule or subelement or Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it can use any Combination is to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed All process or units of what method or apparatus are combined.Unless expressly stated otherwise, this specification is (including adjoint power Benefit require, abstract and attached drawing) disclosed in each feature can carry out generation with an alternative feature that provides the same, equivalent, or similar purpose It replaces.

In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments In included certain features rather than other feature, but the combination of the feature of different embodiments mean it is of the invention Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed Meaning one of can in any combination mode come using.

In addition, be described as herein can be by the processor of computer system or by executing by some in the embodiment The combination of method or method element that other devices of the function are implemented.Therefore, have for implementing the method or method The processor of the necessary instruction of element forms the device for implementing this method or method element.In addition, Installation practice Element described in this is the example of following device: the device be used for implement as in order to implement the purpose of the invention element performed by Function.

As used in this, unless specifically stated, come using ordinal number " first ", " second ", " third " etc. Description plain objects, which are merely representative of, is related to the different instances of similar object, and is not intended to imply that the object being described in this way must Must have the time it is upper, spatially, sequence aspect or given sequence in any other manner.

Although the embodiment according to limited quantity describes the present invention, above description, the art are benefited from It is interior it is clear for the skilled person that in the scope of the present invention thus described, it can be envisaged that other embodiments.Additionally, it should be noted that Language used in this specification primarily to readable and introduction purpose and select, rather than in order to explain or limit Determine subject of the present invention and selects.Therefore, without departing from the scope and spirit of the appended claims, for this Many modifications and changes are obvious for the those of ordinary skill of technical field.For the scope of the present invention, to this Invent done disclosure be it is illustrative and not restrictive, it is intended that the scope of the present invention be defined by the claims appended hereto.

Claims

1. a kind of equipment monitoring data transmission method for the sensor being deployed on slewing, the sensor are stored with about biography The initial acquisition time point of sensor and the setting of multiple scheduling wake-ups point, multiple scheduling wake-up point includes about the sensor One upload sart point in time and multiple alarm conditions about the sensor judge time point, this method comprises:

The first equipment monitoring data of the slewing are acquired at initial acquisition time point；

Every time when sensor enters wake-up states from dormant state, judgement specifically enters scheduling wake-up corresponding to wake-up states Whether point is to upload sart point in time；

When determining corresponding scheduling wake-up point is to upload sart point in time, starts request and upload the first equipment monitoring data To acquisition station；

In the non-upload sart point in time of determining corresponding scheduling wake-up point, judge whether sensor meets alarm conditions；

When determining that sensor meets alarm conditions, the second equipment monitoring data of the first scheduled duration are acquired, are generated comprising the The alarm information of two equipment monitoring data simultaneously starts to request alarm information being transferred to acquisition station；

This method further include:

In response to receiving acquisition station to the busy condition message of the first equipment monitoring data transfer request, abandon on this Operation, and the suspend mode sensor when the corresponding non-alarm conditions of scheduling wake-up point judge time point are passed,

It is to continue to execute to judge whether sensor meets alarm when alarm conditions judge time point in corresponding scheduling wake-up point The operation of condition.

2. the method as described in claim 1, further includes:

In response to receiving acquisition station to the transmission confirmation message of the first equipment monitoring data, by the first equipment monitoring number According to being transferred to acquisition station.

3. method according to claim 2, further includes:

It is whether pre- comprising at least one during judging the transmission after the first equipment monitoring data are transferred to acquisition station Determine wake-up point；

When including at least one scheduling wake-up point during determining the transmission, continues to execute and judge whether sensor meets alarm bar The operation of part；And

When not including scheduling wake-up point during determining the transmission, the operation of suspend mode sensor is executed.

4. method as claimed in any one of claims 1-3, further includes:

When returning to the busy condition message to alarm information transmission request in response to receiving the acquisition station, delay second is predetermined The transmission that duration continues to be sent to acquisition station to alarm information is requested, until receiving acquisition station to alarm information transmission request Confirmation message.

5. method as claimed in any one of claims 1-3, further includes:

When completing the alarm information being transferred to acquisition station, the operation of suspend mode sensor is executed.

6. method as claimed in any one of claims 1-3, further includes:

When determining that sensor is unsatisfactory for alarm conditions, the operation of suspend mode sensor is executed.

7. method as claimed in any one of claims 1-3, wherein the behaviour for judging sensor and whether meeting alarm conditions Work includes:

The third equipment monitoring data for acquiring third scheduled duration, judge whether the characteristic of third equipment monitoring data is more than threshold Value, and determination meets alarm conditions when being more than threshold value.

8. method as claimed in any one of claims 1-3, wherein the first equipment monitoring data collected include in following It is at least one: equipment velocity of rotation and vibration equipment waveform.

9. a kind of equipment monitoring data transmission method of acquisition station, wherein acquisition station is suitable for and the sensing that is deployed on slewing Device group is communicated, which is configured with system data acquisition cycle T, and T includes multiple predetermined receiving time points and to service Device transmits point at the beginning of the first equipment monitoring data from sensor group, wherein the multiple predetermined receiving time point Set is identical as the set of scheduling wake-up points all in sensor group, this method comprises:

Every time acquisition station in a dormant state when, wake up acquisition station when reaching next predetermined receiving time point, and wait The data transfer request from sensor group is received, each data transfer request is to set transmitted by one to first in sensor group The transmission request of standby monitoring data or alarm information；

When first received data transfer request is the transmission of alarm information transmitted by one request in sensor group, Start to receive the alarm information from this sensor；

During the alarm information for receiving this sensor, asked if receiving the transmission of data transmitted by another sensor It asks, then returns to busy condition message to another sensor；

When finishing receiving at least one alarm information from sensor group, at least one received alarm information of institute is transmitted To server；

This method further include:

Judge receiving the transmission request to the first equipment monitoring data, receiving the phase of the first equipment monitoring data to completion Between, whether acquisition station receives the request of the transmission to alarm information；

If not receiving the transmission request to alarm information, the suspend mode acquisition station after completing to receive；

If receiving at least one sensor to request the transmission of alarm information, connect completing the first equipment monitoring data The alarm information of at least one sensor is continued to after receipts.

10. method as claimed in claim 9, further includes:

Received first data transmission request be in sensor group transmitted by one to the first equipment monitoring data When transmission request, start to receive the first equipment monitoring data.

11. method as claimed in claim 10, further includes:

Point wakes up acquisition station at the beginning of to server transport from the first equipment monitoring data of sensor group, and starts The first equipment monitoring data from sensor group are uploaded to server.

12. method as claimed in claim 11, further includes:

During uploading the first equipment monitoring data from sensor group to server, the end time of distance T is judged Whether point is greater than threshold value, and terminates this upload when not being greater than threshold value.

13. the method as described in any one of claim 9-12, further include configured according to following manner to server transport come All scheduling wake-up points in point and sensor group at the beginning of the first equipment monitoring data of sensor group:

T₁=ceil (Len/m) * 60, Len is the length of a first equipment monitoring data, and m is that acquisition station and a sensor exist The data volume transmitted in 60 seconds, T₁To transmit the duration that a first equipment monitoring data need,

In T₁<T_dWhen, T_S=T_d/ n, wherein n is positive integer, T_SThe time interval of sart point in time is uploaded for arbitrary neighborhood two, T_dThe period at time point is judged for alarm conditions,

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

The point t at the beginning of the T₀, will be every T_SThe time point of duration distributes to one in N number of sensor as spreading thereon Begin time point,

t_up=t₀+T_S* (N+1), t_upFor at the beginning of the first equipment monitoring data of the server transport from sensor group Point.

14. a kind of sensor being deployed on slewing, comprising:

Acquisition unit, suitable for acquiring the monitoring data to slewing；

Communication unit, suitable for being communicated with acquisition station；And

Control unit, comprising:

Configuration storage module, suitable for storing about the initial acquisition time point of the sensor and the setting of multiple scheduling wake-ups point, Multiple scheduling wake-up point includes about a upload sart point in time of the sensor and about multiple alarms of the sensor Condition judges time point；

First acquisition module, suitable for acquiring the first equipment monitoring data of the slewing at initial acquisition time point；

Wake-up point judgment module wakes up suitable for when sensor enters wake-up states from dormant state, judging specifically to enter every time Whether the point of scheduling wake-up corresponding to state is to upload sart point in time；

Transmission module, suitable for opening when wake-up point judgment module determines that corresponding scheduling wake-up point is to upload sart point in time Begin to request the first equipment monitoring data uploading to acquisition station；

Judgment module is alerted, suitable for determining the corresponding non-upload sart point in time of scheduling wake-up point in wake-up point judgment module When, judge whether sensor meets alarm conditions；And

Second acquisition module, suitable for acquiring the first scheduled duration when alarm judgment module determines that sensor meets alarm conditions The second equipment monitoring data, generate include the second equipment monitoring data alarm information, and indicate that transmission module starts to request Alarm information is transferred to acquisition station；

The transmission module is further adapted for: in response to receiving acquisition station to the busy of the first equipment monitoring data transfer request Status message abandons this upload operation；

The alarm judgment module is further adapted for: when the corresponding non-alarm conditions of scheduling wake-up point judge time point, suspend mode is sensed Device is to continue to execute to judge whether sensor meets alarm bar when alarm conditions judge time point in corresponding scheduling wake-up point The operation of part.

15. sensor as claimed in claim 14, wherein the transmission module is further adapted for:

In response to receiving acquisition station to the transmission confirmation message of the first equipment monitoring data, incited somebody to action by the communication unit The first equipment monitoring data are transferred to acquisition station.

16. sensor as claimed in claim 15, wherein the alarm judgment module is further adapted for:

After the first equipment monitoring data are transferred to acquisition station by the transmission module, judge during the transmission whether to include extremely A few scheduling wake-up point；

17. the sensor as described in any one of claim 14-16, wherein the transmission module is further adapted for:

18. the sensor as described in any one of claim 14-16, wherein the alarm judgment module is further adapted for:

When the alarm information is transferred to acquisition station by transmission module completion, the operation of suspend mode sensor is executed.

19. the sensor as described in any one of claim 14-16, the alarm judgment module is further adapted for:

20. the sensor as described in any one of claim 14-16, wherein the alarm judgment module is suitable for according to following Mode judges whether sensor meets alarm conditions:

Indicate the third equipment monitoring data of the second acquisition module acquisition third scheduled duration；And

Whether the characteristic for judging third equipment monitoring data is more than threshold value, and determination meets alarm conditions when being more than threshold value.

21. the sensor as described in any one of claim 14-16, wherein first acquisition module collected first Equipment monitoring data include at least one of following: equipment velocity of rotation and vibration equipment waveform.

22. a kind of acquisition station, suitable for being communicated with the sensor group being deployed on slewing, which is configured with system Data collection cycle T, T include multiple predetermined receiving time points and the first equipment monitoring to server transport from sensor group Point at the beginning of data, wherein all scheduling wake-up points in the set of the multiple predetermined receiving time point and sensor group Gather identical, which includes:

First communication unit, suitable for being communicated with the sensor group；

Second communication unit, suitable for being communicated with the server；And

Control unit, comprising:

Wake up control module, be suitable for every time acquisition station in a dormant state when, when reaching next predetermined receiving time point Wake up acquisition station；

Monitoring modular is suitable for waking up control module after predetermined receiving time point wakes up acquisition station every time, waits to be received come from The data transfer request of sensor group, each data transfer request be in sensor group transmitted by one to the first equipment monitoring number According to or alarm information transmission request；

Receiving module is in sensor group transmitted by one suitable for first data transfer request received by monitoring modular Alarm information transmit request when, start to receive the alarm information from this sensor；

During receiving module receives the alarm information of this sensor, if monitoring modular receives another sensor and is sent out The data transfer request sent then returns to busy condition message to another sensor；

Uploading module will be received when suitable for finishing receiving at least one alarm information from sensor group in receiving module At least one alarm information be transferred to server；

The monitoring modular is further adapted for:

It receiving the request of the transmission to the first equipment monitoring data, completing to receive first Supervision to the receiving module During measured data,

If not receiving the transmission request to alarm information, instruction wakes up control module suspend mode after receiving module is completed to receive Acquisition station；

The transmission of alarm information is requested if receiving at least one sensor, indicates that the receiving module completes described the After one equipment monitoring data receiver, continue to the alarm information of at least one sensor.

23. acquisition station as claimed in claim 22, wherein the receiving module is further adapted for:

The request of the first data transmission received by the monitoring modular is to set transmitted by one to first in sensor group When the transmission request of standby monitoring data, start to receive the first equipment monitoring data.

24. acquisition station as claimed in claim 23, wherein

The wake-up control module is further adapted for the beginning in the first equipment monitoring data to server transport from sensor group Time point wakes up acquisition station；

The uploading module starts to upload the first equipment monitoring data from sensor group to server in the sart point in time.

25. acquisition station as claimed in claim 24, wherein the monitoring modular is further adapted for:

During the uploading module uploads the first equipment monitoring data from sensor group to server, distance is judged Whether the end time point of T is greater than threshold value, and it is non-be greater than threshold value when indicate that the uploading module terminates this upload.

26. the acquisition station as described in any one of claim 22-25, wherein described control unit further includes configuration module, fit It puts and passes at the beginning of being configured according to following manner to first equipment monitoring data of the server transport from sensor group All scheduling wake-up points in sensor group:

In T₁≥T_dWhen, T_S=ceil (T₁/T_d)*T_d,

27. a kind of equipment monitoring system, comprising:

Multiple sensors as described in any one of claim 14-21；

Acquisition station as described in any one of claim 22-26；And

Server, suitable for receiving the first equipment monitoring data and alarm information that acquisition station is got from multiple sensors.