CN101206478A - Engineering machinery airborne teledata acquisition device and method - Google Patents
Engineering machinery airborne teledata acquisition device and method Download PDFInfo
- Publication number
- CN101206478A CN101206478A CNA2007101721500A CN200710172150A CN101206478A CN 101206478 A CN101206478 A CN 101206478A CN A2007101721500 A CNA2007101721500 A CN A2007101721500A CN 200710172150 A CN200710172150 A CN 200710172150A CN 101206478 A CN101206478 A CN 101206478A
- Authority
- CN
- China
- Prior art keywords
- module
- power supply
- data
- time
- signal processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses an engineering mechanical airborne remote data acquisition device and a method thereof. The device of the invention comprises a central signal processing controller, a telecommunication module, an identification module, a GPS position information acquisition module, two CAN bus communication modules, a real-time clock module, a battery and charging module, a static data storage module, a power selection and self-power failure module, a power management and reset module, a programming debugging module and so on. The method of the invention comprises a transmitting cycle and a plurality of configurable and selectable acquisition cycles; time labels are provided by the real-time clock module; a real-time clock of the real-time clock module is corrected by a GPS time service clock; self-power failure is delayed; GPS latitude and longitude information adopts independent longer acquisition cycles. The device and the method of the invention have high universality, compatibility and expansibility and can meet the demand of acquiring CAN bus-based various engineering mechanical remote state data.
Description
Technical field
The present invention relates to a kind of data collector and method of communication technical field, specifically is a kind of engineering machinery airborne teledata acquisition device and method.
Background technology
Flourish along with mobile radio networks, remote control technology based on mobile communications network is also more and more used, engineering machinery remote monitering system can be away from the scene to being distributed in the engineering machinery in the whole nation (whole world), concentrate remote monitoring, failure prediction prediction early warning, fault diagnosis, telemanagement etc. in Surveillance center, become research and the focus of using.Engineering machinery remote monitering system needs the serviceability condition information and work GPS (GPS) geographical location information of real-time supervision control engineering plant equipment, so that understand the working position distribution situation of engineering mechanical device, and predictive diagnosis equipment failure, need an airborne device of realizing remote data acquisition, collecting device working status parameter and GPS location parameter, and can real time remote wireless be transferred to Surveillance center.Along with the gradually widespread use of control system in engineering machinery based on the CAN bus, by gathering the CAN bus data diesel engine, hydraulic system, limiter of moment and other working condition of engineering machinery being monitored in real time, is a very effective and feasible method.
The working parameters of engineering machinery such as pressure, flow, temperature, rate of load condensate, vibration, noise, wind speed, failure code, GPS longitude and latitude etc., these parameter characteristics are different, the variation that has is fast, the variation that has is slow, have the time and do not have sometimes, at the unlike signal characteristics, need to adopt different data collection cycles; The common mode that adopts same collection period of existing project monitor and control system, to each the transmission cycle collection of all monitor datas once, this will cause changing fast signal validity feature data disappearance, and change slow data transmitting redundancy; Status data normally changes based on the time, for accurate analytical equipment state, also need to know the employing time of every data, therefore, the on-board data harvester should have timing module, for real-time monitor data provides time tag, the on-board data harvester that has directly adopts time that the GPS module provides as time tag, the date that receives of GPS module and clock are the very accurate standard time, but the situation of satellite-signal appears not receiving in GPS module sometimes, and this just makes and adopts GPS module time service clock as time tag, and is unreliable, when not receiving effective gps data, can't provide time tag; Running state data in the engineering machinery stopping process; especially running state data is extremely important before the shutdown that unexpected accident or fault cause shutting down; accident is identified that Analysis on Fault Diagnosis is all had a lot of reference values; and existing engineering machinery remote monitering system on-board data harvester is normally shut down with engineering machinery shutdown outage simultaneously; because the delay of mobile communication network transmission; this will cause the part important parameter of above-mentioned stopping process to be ended transmission and lose, and it can be necessary that the on-board data harvester has the time-delay electric work of autotomying.
Find through literature search prior art, Chinese invention patent " vehicle-mounted engineering machinery satellite positioning communication terminal " with several data acquisition mode, application number 200610038337.7, this patent disclosure a kind of vehicle-mounted engineering machinery satellite positioning communication terminal with several data acquisition mode: with microcontroller 51 single-chip microcomputers is the center, adopt CAN (controller local area network) bus interface or RS232 bus interface or switching value and analog quantity input interface to obtain the work state information of engineering machinery at different engineering mechanical devices, obtain satnav information by the GPS module, carry out data communication by GSM (global system for mobile communications) module and long-range host computer.This technology has the following disadvantages: [1] has only 1 road CAN bus interface, can't satisfy the needs of a lot of engineering machinery two-way CAN bus data acquisition; [2] real-time timepiece chip is arranged, but do not have battery and charging circuit, during outage, can't writing time, after heavily powering on, will provide wrong time tag; [3] adopt single-chip microcomputer as central processing unit, resource is not enough on the sheet, can not satisfy the demand as serial ports, needing increases the serial ports commutation circuit, and internal memory can not be satisfied the demand, and need expand chip external memory, there is not CAN bus controller in the sheet, need outside expansion etc., and travelling speed is slow, can't realize quick real-time data acquisition of hyperchannel and analysis; [4] adopt the control command of host computer to control its outage, rather than time-delay if the host computer off-duty will make it be in runaway condition, is wasted the energy of Vehicular accumulator cell from outage; [5] do not have remote parameter that function is set, the extensibility versatility is poor.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of engineering machinery airborne teledata acquisition device and method are provided, make its satisfied needs, and solve the deficiency in the above-mentioned background technology engineering machinery working condition and geographic coordinate information remote wireless real-time monitoring.
The present invention is achieved by the following technical solutions:
A kind of engineering machinery airborne teledata acquisition device involved in the present invention comprises: central signal processing controller, telecommunication module, identification module, GPS positional information acquisition module, two CAN bus communication module, real-time clock module, battery and charging module, static data memory module, power supplys are selected and cut off the power supply certainly module, power management and reseting module, detail programming module, gps antenna, telecommunication antenna;
Described identification module is connected with the telecommunication module respectively with the telecommunication antenna, and the telecommunication module is connected by serial ports with the central signal processing controller; Identification module is the mobile communication SIM card, is used for the identification of mobile communication;
Described central signal processing controller is connected with two CAN bus communication modules respectively by two CAN bus interface, is used for the CAN bus communication with engineering mechanical device;
Described gps antenna is connected with GPS positional information acquisition module, and GPS positional information acquisition module is connected by serial ports with the central signal processing controller;
Described battery and charging module are made up of rechargeable battery and charging circuit, rechargeable battery is connected with real-time clock module, when described engineering machinery airborne teledata acquisition device outage is shut down, power to real-time clock module by rechargeable battery, guarantee its timing accurately, after described device powered on, charging circuit can charge to rechargeable battery, made the enough voltage of the long-term maintenance of rechargeable battery.
Described real-time clock module, can self-clocking, and can provide comprise year, month, day, hour, minute, second, week equal time information, this module is connected by the I2C bus with the central signal processing controller, being used for provides time tag to the status data of real-time collection;
Described static data memory module, the pin-saving chip of not losing for the power down data, be connected by the I2C bus with the central signal processing controller, be used for storage and wait configurable static parameters such as server ip address, module No., CANID number, collection period, transmission cycle;
Described power supply is selected and the module of cutting off the power supply certainly, be used to select the Vehicular accumulator cell electricity of the engineering machinery monitored or system's electricity as power supply mode, when the system boot of the engineering machinery of being monitored is worked as in realization, device with system's electricity simultaneously electric operation, when system-down, device switches to the Vehicular accumulator cell power supply and continues operate as normal, behind the time-delay certain hour, and control outage automatically again;
Described power supply select with from cutting off the power supply module, comprise power input interface, electric capacity of voltage regulation, power supply selective relay, reflux diode, relay control triode, system's pyroelectric monitor light idol etc. fast; Power input interface comprises three terminals, connect respectively the engineering machinery of being monitored system's electricity, accumulator electricity; System is electrically connected to the normally closed contact of power supply selective relay, accumulator is electrically connected to the normally opened contact of power supply selective relay, make under the default situations, the power supply of described device and accumulator electricity disconnect, when the engineering machinery shutdown system of being monitored does not power on, described device also shuts down, can battery consumption; The coils from parallel connection of coils of backflow diode and power supply selective relay is used for coil discharge, holding circuit fast; The base stage of relay control triode is controlled by the central signal processing controller, collector is connected with coil one end of power supply selective relay, be used to amplify the control signal of central signal processing controller output, the central signal processing controller is through the coil voltage of relay control triode control power supply selective relay, and then can control and select normally closed contact or normally opened contact, promptly free selective system electricity or accumulator electricity are given described device power supply; System's pyroelectric monitor light idol is connected respectively to central signal processing controller and system's electrical input, whether the central signal processing controller has electricity by system's pyroelectric monitor light idol real-time monitoring system electricity, and then monitors the start and the stopped status of the engineering machinery of being monitored; The electric capacity of voltage regulation positive pole connects the output terminal of power supply selective relay, and minus earth is used for making power supply select handoff procedure level and smooth from the voltage buffering of system's electricity when the accumulator TURP changes, and does not influence the operate as normal of the internal circuit of described device.
Described power management and reseting module, all have with other each module and to be connected, be used for selecting to obtain power supply, and be converted into the needed operating voltage of other each module, and power-on reset signal and watchdog reset signal are provided for the central signal processing controller with the module of cutting off the power supply certainly from power supply.
Described detail programming module is connected with the central signal processing controller, is used for programming and the debugging of host computer to described device; The detail programming module comprises jtag interface and serial ports, jtag interface one end is connected with the JTAG mouth of central signal processing controller, the other end is connected with the emulator of host computer, serial ports one end is connected with a serial ports of central signal processor through the TTL/RS232 level transferring chip, and the other end is connected with the RS232 serial ports of host computer;
Described central signal processing controller can be microcontroller chips such as DSP (digital signal processor), ARM, single-chip microcomputer, FPGA;
Described telecommunication module can be GSM-GPRS module or CDMA module or other industrial module based on the mobile communications network communication.
Described telecommunication antenna is the corresponding supporting antenna of described telecommunication module.
Power supply is selected and is obtained power supply from the module of cutting off the power supply from the engineering machinery vehicle power of being monitored, and gives power management and reseting module fax, and power management and reseting module are converted into level that other each module needs to other each module for power supply with power supply.When the engineering machinery system that is monitored powered on start, power management and reseting module provided power-on reset signal for the central signal processing controller, and central signal processing controller internal processes moves automatically immediately; According to the data acquisition program of writing in advance, the central signal processing controller reads static parameter in the static data memory module by the I2C bus, by the status data of CAN bus interface by two CAN bus communication modules collection institute supervision control engineering machineries, the time of reading real-time clock module by the I2C bus; GPS positional information acquisition module receives the GPS locator data and the time signal of GPS position location satellite by gps antenna, and sends to the central signal processing controller by serial ports; Status data and the GPS locator data of central signal processing controller to collecting, and time data, resolve, compress, pre-service such as packing, by serial ports pretreated data are sent to the telecommunication module again, the telecommunication module is set up wireless data communications by identification module with telecommunication antenna and remote monitoring center and is connected, and a data that receive from central signal processing controller sends to remote monitoring center, the data acquisition of realization real time remote; In addition, the telecommunication module can be by the control command of identification module and telecommunication antenna receiving remote Surveillance center, and send to the central signal processing controller by serial ports, the central signal processing controller is resolved control command, revise the static parameter in the static data memory module, or, realize Long-distance Control through the CAN bus of CAN bus communication module transmission control data to institute's supervision control engineering machinery.
After the described device outage shutdown, the battery of battery and charging module continues power supply to real-time clock module, and the timing of real-time clock module is not interrupted.
A kind of engineering machinery airborne teledata acquisition method that the present invention relates to comprises the steps:
The first step is provided with a transmission cycle;
In second step, for the state parameter of two-way CAN bus is provided with respectively fast, middling speed, three kinds of data collection cycles at a slow speed, each state parameter can be selected wherein a kind of collection period;
The 3rd step is for the collection of GPS locator data is provided with a GPS collection period;
In the 4th step, each state parameter is gathered data in its corresponding collection period;
In the 5th step, each GPS collection period is gathered a GPS locator data and time service data by GPS positional information acquisition module, and the data of time service are simultaneously proofreaied and correct the real-time clock of real-time clock module;
In the 6th step, each transmission cycle has arrived, and reads real-time clock from real-time clock module, as time tag; Then, the 4th state parameter that collect of step is gone on foot the GPS locator data that collects with the 5th, and time tag breaks into packet,, send to remote monitoring center with the mobile communication data trafficwise by the telecommunication module;
The 7th step repeated the 4th and went on foot for the 6th step, if the engineering machinery system-down of being monitored triggers and interrupts, forwarded for the 8th step to;
In the 8th step, the control power supply is selected and the module of cutting off the power supply certainly, and power supply is changed to Vehicular accumulator cell from system's TURP;
In the 9th step, delay time 2 transmission cycles;
In the tenth step, the control power supply is selected and the module of cutting off the power supply certainly, and power supply is changed to system from the Vehicular accumulator cell TURP;
The 11 step, the outage shutdown, data acquisition finishes.
Second step, described middling speed collection period was identical with the transmission cycle described in the first step, and the middling speed collection period is the multiple of quick collection period, and collection period is the multiple of middling speed collection period at a slow speed; Three kinds of collection period of two-way CAN bus are separately independent to be provided with, and so always has 6 kinds of configurable data collection cycles, to the different conditions parameter, can be configured to wherein a kind of collection period according to its signal characteristic;
Described GPS collection period of the 3rd step is the multiple in the described transmission of first step cycle, moves characteristics seldom in the time of can working according to engineering machinery, and the GPS collection period is set to 10 to 100 times of the cycle that sends, to reduce volume of transmitted data;
The 4th step may further include, to pre-service such as the parsing of the CAN bus state data that collect and encoding compression;
In the 5th step, also further comprise: the gps data that judgement collects and the validity of time service data if data are invalid, then do not send yet and real-time clock are not proofreaied and correct;
The 6th step, described time tag was provided by real-time clock module, each transmission cycle is read the time tag of the time of a real-time clock module as packet, if each transmission cycle of certain parameter comprises the number that a plurality of collection period collect, when then monitoring central server is resolved, calculate the true acquisition time of a plurality of data in each transmission cycle by corresponding collection period, and do not need to add a time tag to each data.
The 6th step, described mobile communication data trafficwise can be GPRS or CDMA or 3G etc.;
The 8th go on foot the 11 step for time-delay from power process, described time-delay is from outage, during the engineering machinery system-down that refers to be monitored; described device is shutdown thereupon at once not; but delay time two transmission cycles, after the data of stopping process all send success at last, control outage automatically again.
The present invention has the following advantages: device of the present invention, and simple in structure, stable performance, the reliability height, cost is low, and about 600 yuan of total hardware cost has very high compatibility and extensibility; Adopt the method for using with described matched with devices, can be suitable for data acquisition to the signal of different characteristic, the data transmission cost is low and real-time is high, time tag accurately and do not have an omission, the real-time clock error that process GPS time service clock is proofreaied and correct was less than 1 second, have good universality, compatible and easy extendability, can satisfy based on the various engineering machinery remote monitering system status datas of CAN bus and the needs of GPS longitude and latitude data acquisition, be remote real-time monitoring, the failure prediction prevention, fault diagnosis is laid a good foundation.
Description of drawings
Fig. 1 is the structural representation of engineering machinery airborne teledata acquisition device of the present invention;
Fig. 2 is the theory of constitution figure of power supply selection of the present invention with the module of cutting off the power supply certainly;
Fig. 3 is the power management of one embodiment of the present of invention and the synoptic diagram of reseting module;
Fig. 4 is the main program flow chart of the method for the invention
Fig. 5 is the system-down interrupt routine process flow diagram of the method for the invention
Number in the figure is described as follows:
Power supply is selected and cut off the power supply certainly module 1, power management and reseting module 2, central signal processing controller 3, CAN bus communication module 4, CAN bus communication module 5, detail programming module 6, static data memory module 7, real-time clock module 8, battery and charging module 9, GPS positional information acquisition module 10, gps antenna 11, telecommunication module 12, telecommunication antenna 13, identification module 14; Vehicular accumulator cell 20, system power supply switch 21, power input interface 22, power supply selective relay 23, system's pyroelectric monitor light idol 24, electric capacity of voltage regulation 25, relay control triode 26, the diode 27 that refluxes fast; LM2596-530, TPS767D31831, SPX1117-3332,1N414833.
Embodiment
Below in conjunction with accompanying drawing be applied to the specific embodiment of a remote monitoring data acquisition of comforting the QUY250A hydraulic crawler crane that the company of digging produces the present invention is described in detail: present embodiment is being to implement under the prerequisite with the technical solution of the present invention; provided detailed embodiment and process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, the described a kind of engineering machinery airborne teledata acquisition device of present embodiment comprises: power supply is selected and cut off the power supply certainly module 1, power management and reseting module 2, central signal processing controller 3, CAN bus communication module 4, CAN bus communication module 5, detail programming module 6, static data memory module 7, real-time clock module 8, battery and charging module 9, GPS positional information acquisition module 10, gps antenna 11, telecommunication module 12, telecommunication antenna 13, identification module 14;
Power supply is selected and is connected with reseting module 2 with power management from the module 1 of cutting off the power supply, and power management is connected with each module of reseting module 2 and other, for other each module provides required power supply; Central signal processing controller 3 is connected with CAN bus communication module 5 with CAN bus communication module 4 respectively by the CAN bus interface; Be connected with detail programming module 6 by jtag interface and serial ports; Be connected with real-time clock module 8 with static data memory module 7 respectively by the I2C bus; Be connected with telecommunication module 12 with GPS positional information acquisition module 10 respectively by serial ports; Battery is connected with real-time clock module 8 with charging module 9; Gps antenna 11 is connected with GPS positional information acquisition module 10; Telecommunication antenna 13, identification module 14 are connected with telecommunication module 12 respectively.
Described power supply is selected and the module 1 of cutting off the power supply certainly, be used to select the Vehicular accumulator cell electricity of the engineering machinery monitored or system's electricity as power supply mode, selective system under the default situations, when system-down, the power supply of selection Vehicular accumulator cell behind the time-delay certain hour, is cut off on-vehicle battery again, the selective system electricity is realized time-delay control outage automatically; Power supply is selected and is given power management and reseting module 2 from the module 1 of cutting off the power supply with electrical transmission;
Described power management and reseting module 2 will be selected to give other each module for power supply with the level that is converted into other each module from the power supply of module 1 of cutting off the power supply and needs from power supply;
Described detail programming module 6 is used for programming and the debugging of host computer to described device; The detail programming module comprises jtag interface and serial ports, jtag interface one end is connected with the JTAG mouth of central signal processing controller, the other end is connected with the emulator of host computer, serial ports one end is connected with a serial ports of central signal processor through the TTL/RS232 level transferring chip, and the other end is connected with the RS232 serial ports of host computer;
Described CAN bus communication module 4 with described CAN bus communication module 5, is gathered the status data on the two-way CAN bus of the engineering machinery monitored respectively, and status data is sent to central signal processing controller 3;
Described static data memory module 7, be used for storage and wait configurable static parameters such as server ip address, module No., CANID number, collection period, transmission cycle, central signal processing controller 3 can be by the I2C bus to 7 read or writes of static data memory module;
Described real-time clock module 8 can self-clocking, and can provide comprise year, month, day, hour, minute, second, week equal time information, be used for providing time tag to the status data of real-time collection;
Described battery and charging module 9, form by rechargeable battery and charging circuit, rechargeable battery is connected with real-time clock module 8, when described engineering machinery airborne teledata acquisition device outage is shut down, power to real-time clock module by rechargeable battery, guarantee its timing accurately, after described device powers on, charging circuit can charge to rechargeable battery, makes the enough voltage of the long-term maintenance of rechargeable battery;
Described GPS positional information acquisition module 10 by described gps antenna 11, receives GPS locator data and time service data from gps satellite; Transferring data to central signal processing controller 3 by serial ports;
Described central signal processing controller 3, press certain collection period from CAN bus communication module 4 and CAN bus communication module 5 accepting state data, receive the real-time clock data from real-time clock module 8, and receive GPS locator data and time service data from GPS positional information acquisition module 10;
Described telecommunication module 12, by described telecommunication antenna 13 and described identification module 14, set up wireless data communications with remote monitoring center and be connected, and the data that receive from central signal processing controller 3 are sent to remote monitoring center, realize the real time remote data acquisition; 3 pairs of status datas that collect of central signal processing controller and GPS locator data, and time data are resolved, are compressed, pre-service such as packing, by serial ports pretreated data are sent to telecommunication module 12 again;
In addition, telecommunication module 12 can be by the control command of identification module 14 with telecommunication antenna 13 receiving remote Surveillance center, and send to central signal processing controller 3 by serial ports, 3 pairs of control commands of central signal processing controller are resolved, revise the static parameter in the static data memory module 7, or send the CAN bus of control datas to institute's supervision control engineering machinery through CAN bus communication module 4 or CAN bus communication module 5, realize Long-distance Control.
In the present embodiment, central signal processing controller 3 is the DSP microcontroller of Texas Instruments, and model is TMS320F2808; CAN bus communication module 4 and CAN bus communication module 5 are that the high-speed CAN of two Zhou Ligong companies is isolated transceiver CTM1050; The clock chip SD2201CLPI that the Shenzhen Xing Weifan Electron Technology Co., Ltd of three modules that static data memory module 7, real-time clock module 8, battery and charging module 9 are integrated produces; GPS positional information acquisition module 10 is that GPS navigation and time service receiver Copernicus GPS, the telecommunication module 12 of U.S. Trimble company is the SIM card of mobile communication for the gsm module GTM900 of Huawei Company, telecommunication antenna 13 for GSM antenna, identification module 14.
As shown in Figure 2, power supply is selected and is comprised power input interface 22, power supply selective relay 23, system's pyroelectric monitor light idol 24, electric capacity of voltage regulation 25, relay control triode 26, the diode 27 etc. that refluxes fast from the module of cutting off the power supply; Power input interface 22 comprises three terminals, connect respectively the engineering machinery of being monitored system electricity S+ (100), accumulator electricity B+ (101), G-(102); Obtain behind positive pole (+) the process system power supply switch 21 of the electricity S+ of system (100) for Vehicular accumulator cell 20, when system power supply switch 21 disconnects, the electricity S+ of system cuts off the power supply immediately, accumulator electricity B+ directly is connected with the positive pole (+) of Vehicular accumulator cell 20, and ground G-is connected with the negative pole (-) of Vehicular accumulator cell 20; The electricity S+ of system is connected to the normally closed contact 104 of power supply selective relay 23, accumulator electricity B+ is connected to the normally opened contact 103 of power supply selective relay 23, make under the default situations, the power supply of described device and accumulator electricity B+ disconnect, when the engineering machinery shutdown system of being monitored does not power on, described device also shuts down, and can not consume Vehicular accumulator cell 20; The coils from parallel connection of coils of backflow diode 27 and power supply selective relay 23 is used for coil discharge, holding circuit fast; The base stage 111 of relay control triode 26 is by 3 controls of central signal processing controller, collector 110 is connected with coil one end 106 of power supply selective relay 23, be used to amplify the control signal of central signal processing controller 3 outputs, central signal processing controller 3 is through the coil voltage of relay control triode 26 control power supply selective relays 23, and then can control and select normally closed contact 104 or normally opened contact 103, promptly free selective system electricity S+ or accumulator electricity B+ give described device power supply; System's pyroelectric monitor light idol 24 is connected respectively to central signal processing controller 3 and the electricity S+ of system input terminal, whether central signal processing controller 3 has electricity by system's pyroelectric monitor light idol 24 real-time monitoring system electricity, and then the start of supervision control engineering plant equipment and stopped status; Electric capacity of voltage regulation 25 positive poles (+) connect the output terminal 105 of power supply selective relay 23, and negative pole (-) ground connection is used for making power supply select handoff procedure level and smooth from the voltage buffering of system's electricity when the accumulator TURP changes, and does not influence the operate as normal of the internal circuit of described device.In the present embodiment, described power supply selective relay 23 is the G6B-2114P-US of Siemens Company, system's pyroelectric monitor light idol 24 is TLP521-1, electric capacity of voltage regulation 25 is the electrochemical capacitor of 35V1000uF, relay control triode 26 is NPN type triode 2N5551, and the diode 27 that refluxes fast is FR07.
As shown in Figure 3, the power management of present embodiment and reseting module comprise LM2596-5 (30), TPS767D318 (31), SPX1117-33 (32), 1N4148 (33) etc.; The internal circuit of whole device does not mark in the ground line chart altogether; The input end 201 of LM2596-5 connects the power supply selection and the output terminal 105 of the power supply selective relay 23 of the module 1 of cutting off the power supply certainly; The input direct voltage of 24V arrives 5V through LM2596-5 pressure drop and voltage stabilizing; The 5V output terminal 203 of LM2596-5 is connected respectively to the input end 204 of TPS767D318, the input end 205 of SPX1117-33, the input end 206 of 1N4148; TPS767D318 has 3 output terminals: 207 output 3.3V are used to provide the DSPIO of central signal processing controller 3,208 output 1.8V are used to provide the DSP nuclear power of central signal processing controller 3,209 output RST reset signals are received the RST reset pin of central signal processing controller 3, are used for system power-on reset and watchdog reset; The output terminal 210 output 3.3V of SPX1117-33 are used for providing operation level to GPS positional information acquisition module 10; 1N4148 is a silicon diode, has the forward voltage drop of 0.6-0.8V during conducting, utilizes this characteristic, and the 5V forward is about 4.2V by 1N4148 output 211, is used for powering to gsm module GTM900; In addition, the 5V level of LM2596-5 output also is used for isolating transceiver CTM1050 (4,5) power supply to clock chip SD2201CLP (7,8,9), high-speed CAN.
Described engineering machinery airborne teledata acquisition device is connected with the host computer computer by detail programming module 6, and software program is downloaded programming in central signal processing controller 3 (TMS320F2808) by detail programming module 6, and can on-line debugging.
Comfort the automatically controlled part of QUY250A hydraulic crawler crane of digging company's production and have two independent CAN bus, be respectively: the CAN bus between diesel engine and PLC master controller, be designated as CANA, and the CAN bus of limiter of moment, be designated as CANB; Above-mentioned download the engineering machinery airborne teledata acquisition device of software program be installed in the switch board, CAN bus communication module 4 is received CANA, CAN bus communication module 5 is received CANB, gps antenna is fixed on the pilothouse top by its magnet sucker, place towards the sky, the GSM antenna is inhaled on the pilothouse inwall, the electricity S+ of the system of power input interface 22 and the positive pole (+) that the connects Vehicular accumulator cell 20 system's electricity after through system power supply switch 21, and ground G-is connected with the ground wire of any electric-control system; After as above installing, got final product operate as normal.
Remote data acquisition process with the engineering machinery airborne teledata acquisition device of above-mentioned installation is embodiment below, further specifies engineering machinery airborne teledata acquisition method of the present invention:
The parameter of gathering comprises: from ID and corresponding parameter: the ID1 of CANA (diesel engine net cycle time, diesel engine always work revolution), ID2 (diesel engine speed), ID3 (coolant water temperature, oil temperature), ID4 (chilled water liquid level, engine oil pressure, engine oil level), ID5 (fuel liquid level, hydraulic oil temperature), ID6 (servo pressure, main pump pressure), ID7 (diesel engine fault code); Parameter from CANB: ID8 (rated load weight, actual lifting capacity, load factor), ID9 (principal arm length, principal arm angle, the radius of clean-up, lifting altitude), ID10 (tower arm lengths, tower arm angle), ID11 (wind speed), ID12 (limiter of moment failure code); And GPS longitude and latitude data;
Present embodiment is set: the transmission cycle is 20 seconds, and it is identical that CANA and CANB collection period are set to, and the middling speed collection period is 20 seconds, collection period is 5 seconds fast, collection period is 60 seconds at a slow speed, GPS collection period 600 seconds (that is: 10 minutes, send 30 times of cycle);
Concrete parameter is allocated as follows with corresponding collection period:
CANA is quick: ID2 (diesel engine speed);
CANA middling speed: ID4 (chilled water liquid level, engine oil pressure, engine oil level), ID5 (fuel liquid level, hydraulic oil temperature), ID6 (servo pressure, main pump pressure), ID7 (diesel engine fault code);
CANA is at a slow speed: ID1 (diesel engine net cycle time, diesel engine always work revolution), ID3 (coolant water temperature, oil temperature),
CANB is quick: ID8 (rated load weight, actual lifting capacity, load factor);
CANB middling speed: ID11 (wind speed), ID12 (limiter of moment failure code);
CANB is at a slow speed: ID9 (principal arm length, principal arm angle, the radius of clean-up, lifting altitude), ID10 (tower arm lengths, tower arm angle);
Above-mentioned ID number and cycle and corresponding relation all are kept in the static data storer 7 of clock chip SD2201CLPI.
The start of above-mentioned QUY250A hydraulic crawler crane, after system powers on, the start that also powers on immediately of above-mentioned engineering machinery airborne teledata acquisition device, data acquisition and remote data transmission process as shown in Figure 4, may further comprise the steps:
1000. the crane start, the electricity S+ of system powers on;
1001. the electricity S+ of system is by the normally closed contact 104 of power supply selective relay 23, device is powered on, the 209 output RST reset signals of TPS767D318 make the DSP electrification reset to the RST reset pin of central signal processing controller (DSP) 3, and program begins automatic operation;
1002. program initialization and self check;
1003. read the preset configuration of static data storer 7, and according to the mailbox of configuration initialization CANA and CANB, and interruption and transmission cycle, collection period are set, and the GPS collection period etc.;
1004. read the IP address and the port numbers of the remote monitoring center server in the static data storer 7, and according to this IP address and port numbers, by mobile communication module GTM900 and GSM antenna, set up data communication through mobile communication network with the remote monitoring center server and be connected;
1005. collection period by above-mentioned setting, each ID number, each corresponding collection period is gathered data, and be saved in buffer zone, each GPS cycle is gathered a GPS locator data and time service data, the GPS locator data is saved in buffer zone, and the data of time service were simultaneously reset and are proofreaied and correct the time of the real-time clock module 8 of clock chip SD2201CLPI;
1006. per second judges that once the transmission cycle has arrived? if do not arrive, forward 1005 to and continue to gather; If the transmission cycle has arrived, change 1007;
1007. read current real-time time from the real-time clock module 8 of clock chip SD2201CLPI;
1008. the data in the buffer zone that real-time time and this cycle are collected break into a packet, by the GPRS mode, send to the remote monitoring center server;
1009. empty buffer zone, the transmission cycle that resets, reclocking;
Whether shut down mark 1010. judge system,, forward 1005 to, continue to repeat the data acquisition in next transmission cycle,, forward 1011 to if system shuts down if do not shut down;
1011. the coil of control power supply selective relay 23 switches to normal-closed end 104 with the contact by the normal beginning 103, promptly cuts off the power supply of accumulator, and power supply is changed to system from the Vehicular accumulator cell TURP;
1012. device outage shutdown.
Described step 1005 also further comprises: the gps data that judgement collects and the validity of time service data if data are invalid, then do not send yet and real-time clock are not proofreaied and correct;
As Fig. 5 and shown in Figure 4, to shut down when crane, the time-delay of said apparatus also further comprises the steps: from power process
2000. crane system is shut down;
2001. the electricity S+ of system disconnects, system's pyroelectric monitor light idol 24 monitors system's electricity and reduces to low level from high level, triggers the external interrupt program;
2002. in the interrupt routine, control the coil of power supply selective relay 23 immediately, the contact is switched to Chang Kaiduan 103 by normal-closed end 104, power supply is changed to Vehicular accumulator cell from system's TURP, because the buffer action of electric capacity of voltage regulation 25, the program that power supply selects handoff procedure can not influence central signal processing controller 3 is moved continuously;
2003. the sign of system-down is labeled as shuts down;
2004. withdraw from interrupt routine;
3000. time-delay, the master routine of DSP continue normal operation; When execution of step 1009, promptly send the data that collect at last and arrive the remote monitoring center server, forward step 1010 to;
1010. judge the zone bit of system-down, at this moment, judged result is for shutting down, so forward step 1011 to;
1011. the coil of control power supply selective relay 23 switches to normal-closed end 104 with the contact by the normal beginning 103, promptly cuts off the power supply of accumulator, and power supply is changed to system from the Vehicular accumulator cell TURP;
1012. device outage shutdown.
Above-mentioned steps is the process of time-delay from outage, has guaranteed the collection fully of whole service status of processes supplemental characteristic that crane is shut down from starting shooting to.
When described engineering machinery airborne teledata acquisition device receives the remote control command that note or GPRS mode are sent, comprise information such as CAN Bus number, ID number, order data, according to protocol analysis, with this ID number, send order data to the CAN bus, as " #RMS; RC; A; 1FE:AFFFF11111111111* ", be that 1FE sends data AFFFF11111111111 with ID number promptly to the CANA bus; Realization is to the Long-distance Control of CAN bus.
ID number and corresponding collection period of above-mentioned CAN bus data acquisition, and the IP address of GPS collection period, transmission cycle, remote monitoring center server and port numbers etc. are kept in the static data storer 7 of clock chip SD2201CLPI, can be provided with by note or GPRS mode remotely modifying, satisfy unlike signal, the requirement of different engineering mechanical device different characteristic parameter monitorings makes it to have very high compatibility and easy extendability.
Above embodiment with reference to the specific embodiment of the present invention has described the present invention; but be not limitation of the present invention; equivalent variations and modification that those of ordinary skill in the art is done according to spirit of the present invention all belong to the protection domain of claim of the present invention.
Claims (9)
1. engineering machinery airborne teledata acquisition device, comprise: central signal processing controller, telecommunication module, identification module, GPS positional information acquisition module, two CAN bus communication module, real-time clock module, battery and charging module, static data memory module, power supplys are selected and cut off the power supply certainly module, power management and reseting module, detail programming module, gps antenna, telecommunication antenna, it is characterized in that
Described identification module is connected with the telecommunication module respectively with the telecommunication antenna, and the telecommunication module is connected by serial ports with the central signal processing controller;
Described central signal processing controller is connected with two CAN bus communication modules respectively by two CAN bus interface, is used for the CAN bus communication with engineering mechanical device;
Described gps antenna is connected with GPS positional information acquisition module, and GPS positional information acquisition module is connected by serial ports with the central signal processing controller;
Described battery and charging module are made up of rechargeable battery and charging circuit, rechargeable battery is connected with real-time clock module, when described engineering machinery airborne teledata acquisition device outage is shut down, power to real-time clock module by rechargeable battery, guarantee its timing accurately, after whole device powered on, charging circuit charged to rechargeable battery, made the enough voltage of the long-term maintenance of rechargeable battery;
Described real-time clock module, the energy self-clocking, and can provide comprise year, month, day, hour, minute, second, week these temporal informations, this module is connected by the I2C bus with the central signal processing controller, being used for provides time tag to the status data of real-time collection;
Described static data memory module, the pin-saving chip of not losing for the power down data, be connected by the I2C bus with the central signal processing controller, be used for storage server IP address, module No., CANID number, collection period, these configurable static parameters of transmission cycle;
Described power supply is selected and the module of cutting off the power supply certainly, be used to select the Vehicular accumulator cell electricity of the engineering machinery monitored or system's electricity as power supply mode, when the system boot of the engineering machinery of being monitored is worked as in realization, device with system's electricity simultaneously electric operation, when system-down, device switches to the Vehicular accumulator cell power supply and continues operate as normal, and delay adjustments is after the time, and control is cut off the power supply automatically again;
Described power management and reseting module, all have with other each module and to be connected, be used for selecting to obtain power supply, and be converted into the needed operating voltage of each module, and power-on reset signal and watchdog reset signal are provided for the central signal processing controller with the module of cutting off the power supply certainly from power supply;
Described detail programming module is connected with the central signal processing controller, is used for programming and the debugging of host computer to whole device;
Above-mentioned power supply is selected and is obtained power supply from the module of cutting off the power supply from the engineering machinery vehicle power of being monitored, and give power management and reseting module fax, power management and reseting module are converted into level with power supply and give each module for power supply, when the engineering machinery system that is monitored powers on start, power management and reseting module provide power-on reset signal for the central signal processing controller, central signal processing controller internal processes moves automatically immediately, according to the data acquisition program of writing in advance, the central signal processing controller reads static parameter in the static data memory module by the I2C bus, gather the status data of institute's supervision control engineering machinery by two CAN bus communication modules by the CAN bus interface, read the time of real-time clock module by the I2C bus, GPS positional information acquisition module passes through gps antenna, receive the GPS locator data and the time signal of GPS position location satellite, and send to the central signal processing controller by serial ports, status data and the GPS locator data of central signal processing controller to collecting, and time data, resolve, compression, the packing pre-service, by serial ports pretreated data are sent to the telecommunication module again, the telecommunication module is set up wireless data communications by identification module with telecommunication antenna and remote monitoring center and is connected, and a data that receive from central signal processing controller sends to remote monitoring center, realize the real time remote data acquisition, the telecommunication module is by the control command of identification module and telecommunication antenna receiving remote Surveillance center, and send to the central signal processing controller by serial ports, the central signal processing controller is resolved control command, revise the static parameter in the static data memory module, or through the CAN bus of CAN bus communication module transmission control data to institute's supervision control engineering machinery, realize Long-distance Control, after the whole device outage shutdown, the battery of battery and charging module continues power supply to real-time clock module, and the timing of real-time clock module is not interrupted.
2. engineering machinery airborne teledata acquisition device according to claim 1, it is characterized in that, described power supply is selected and is comprised power input interface, electric capacity of voltage regulation, power supply selective relay, reflux diode, relay control triode, system's pyroelectric monitor light idol fast from the module of cutting off the power supply, wherein:
Described power input interface comprises three terminals, connect respectively the engineering machinery of being monitored system's electricity, accumulator electricity,, system is electrically connected to the normally closed contact of power supply selective relay, accumulator is electrically connected to the normally opened contact of power supply selective relay, make under the default situations, Zhuan Zhi power supply and accumulator electricity disconnects really, and when the engineering machinery shutdown system of being monitored did not power on, whole device also shut down;
The coils from parallel connection of coils of described quick backflow diode and power supply selective relay is used for coil discharge, holding circuit;
The base stage of described relay control triode is controlled by the central signal processing controller, collector is connected with coil one end of power supply selective relay, be used to amplify the control signal of central signal processing controller output, the central signal processing controller is through the coil voltage of relay control triode control power supply selective relay, and then control selection normally closed contact or normally opened contact, promptly free selective system electricity or accumulator electricity are given whole device power supply;
Described system pyroelectric monitor light idol is connected respectively to central signal processing controller and system's electrical input, whether the central signal processing controller has electricity by system's pyroelectric monitor light idol real-time monitoring system electricity, and then monitors the start and the stopped status of the engineering machinery of being monitored;
Described electric capacity of voltage regulation positive pole connects the output terminal of power supply selective relay, and minus earth is used for making power supply select handoff procedure level and smooth from the voltage buffering of system's electricity when the accumulator TURP changes, and does not influence the operate as normal of the internal circuit of whole device.
3. engineering machinery airborne teledata acquisition device according to claim 1, it is characterized in that, described detail programming module comprises jtag interface and serial ports, jtag interface one end is connected with the JTAG mouth of central signal processing controller, the other end is connected with the emulator of host computer, serial ports one end is connected with a serial ports of central signal processor through the TTL/RS232 level transferring chip, and the other end is connected with the RS232 serial ports of host computer.
4. an engineering machinery airborne teledata acquisition method is characterized in that, comprises the steps:
The first step is provided with a transmission cycle;
Second step, for the state parameter of two-way CAN bus is provided with respectively fast, middling speed, three kinds of data collection cycles at a slow speed, wherein a kind of collection period of each state parameter selection;
The 3rd step is for the collection of GPS locator data is provided with a GPS collection period;
In the 4th step, each state parameter is gathered data in its corresponding collection period;
In the 5th step, each GPS collection period is gathered a GPS locator data and time service data by GPS positional information acquisition module, and the data of time service are simultaneously proofreaied and correct the real-time clock of real-time clock module;
In the 6th step, each transmission cycle has arrived, and reads real-time clock from real-time clock module, as time tag; Then, the 4th state parameter that collect of step is gone on foot the GPS locator data that collects with the 5th, and time tag breaks into packet,, send to remote monitoring center with the mobile communication data trafficwise by the telecommunication module;
The 7th step repeated the 4th and went on foot for the 6th step, if the engineering machinery system-down of being monitored triggers and interrupts, forwarded for the 8th step to;
In the 8th step, the control power supply is selected and the module of cutting off the power supply certainly, and power supply is changed to Vehicular accumulator cell from system's TURP;
In the 9th step, delay time 2 transmission cycles;
In the tenth step, the control power supply is selected and the module of cutting off the power supply certainly, and power supply is changed to system from the Vehicular accumulator cell TURP;
The 11 step, the outage shutdown, data acquisition finishes.
5. engineering machinery airborne teledata acquisition method according to claim 4, it is characterized in that, in second step, described middling speed collection period is identical with the described transmission of the first step cycle, the middling speed collection period is the multiple of quick collection period, and collection period is the multiple of middling speed collection period at a slow speed, and three kinds of collection period of two-way CAN bus are separately independent to be provided with, so always have 6 kinds of configurable data collection cycles, be configured to wherein a kind of collection period according to its signal characteristic.
6. engineering machinery airborne teledata acquisition method according to claim 4 is characterized in that, in the 3rd step, described GPS collection period is the multiple in the described transmission of first step cycle, and the GPS collection period is set to 10 to 100 times of the cycle that sends.
7. engineering machinery airborne teledata acquisition method according to claim 4 is characterized in that, in the 4th step, to the parsing and the encoding compression pre-service of the CAN bus state data that collect.
8. engineering machinery airborne teledata acquisition method according to claim 4, it is characterized in that, in the 6th step, described time tag is provided by real-time clock module, each transmission cycle is read the time tag of the time of a real-time clock module as packet, if each transmission cycle of certain parameter comprises the number that a plurality of collection period collect, when then monitoring central server is resolved, calculate the true acquisition time of a plurality of data in each transmission cycle by corresponding collection period.
9. engineering machinery airborne teledata acquisition method according to claim 4; it is characterized in that; the described the 8th went on foot for the 11 step for delaying time from power process; described time-delay is from outage; during the engineering machinery system-down that refers to be monitored; described device two transmission cycles of time-delay, after the data of stopping process all send success at last, control outage automatically again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101721500A CN100517148C (en) | 2007-12-13 | 2007-12-13 | Engineering machinery airborne teledata acquisition device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101721500A CN100517148C (en) | 2007-12-13 | 2007-12-13 | Engineering machinery airborne teledata acquisition device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101206478A true CN101206478A (en) | 2008-06-25 |
| CN100517148C CN100517148C (en) | 2009-07-22 |
Family
ID=39566746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101721500A Expired - Fee Related CN100517148C (en) | 2007-12-13 | 2007-12-13 | Engineering machinery airborne teledata acquisition device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100517148C (en) |
Cited By (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833067A (en) * | 2009-03-09 | 2010-09-15 | 唐晓泉 | Power supply control unit of distributed storage battery monitoring device |
| CN101931243A (en) * | 2009-06-25 | 2010-12-29 | 上海空间电源研究所 | Battery pack management system based on wireless network and control method thereof |
| CN102129236A (en) * | 2010-12-16 | 2011-07-20 | 三一重工股份有限公司 | Engineering machine and bus control system thereof |
| CN102185931A (en) * | 2011-06-14 | 2011-09-14 | 三一重机有限公司 | Program downloading device |
| CN102307231A (en) * | 2011-08-19 | 2012-01-04 | 奇瑞汽车股份有限公司 | Remote diagnostic apparatus and work system thereof |
| CN102316414A (en) * | 2010-07-09 | 2012-01-11 | 北汽福田汽车股份有限公司 | Remote vehicle monitoring method and system |
| CN102116039B (en) * | 2009-12-31 | 2012-07-04 | 斗山工程机械（中国）有限公司 | Circuitry with remote control function, method and excavator |
| CN103167033A (en) * | 2013-03-11 | 2013-06-19 | 深圳创维－Rgb电子有限公司 | Method and system of remote monitoring management |
| CN103177131A (en) * | 2011-12-21 | 2013-06-26 | 北京普源精电科技有限公司 | Data acquisition device and data acquisition card with power outage self protective function |
| CN103313033A (en) * | 2013-05-14 | 2013-09-18 | 浙江大学 | Remote and local video monitoring vehicle-mounted device for construction machine |
| CN103389714A (en) * | 2013-07-25 | 2013-11-13 | 上海三一重机有限公司 | Remote monitoring and debugging method for excavating machine |
| CN103439944A (en) * | 2013-08-27 | 2013-12-11 | 中联重科股份有限公司渭南分公司 | Engineering machine intelligent fault diagnosis system and method and engineering machine |
| CN103631976A (en) * | 2013-05-30 | 2014-03-12 | 中国科学院电子学研究所 | Small multichannel serial data recorder |
| CN103995266A (en) * | 2014-06-05 | 2014-08-20 | 南通鸿鹄信息技术有限公司 | Data collecting system based on CAN buses |
| CN104007734A (en) * | 2014-06-05 | 2014-08-27 | 南通鸿鹄信息技术有限公司 | Data collection system based on CAN bus |
| CN104698918A (en) * | 2014-12-10 | 2015-06-10 | 肖勇 | Engineering machinery remote monitoring system |
| CN105182733A (en) * | 2015-08-07 | 2015-12-23 | 北京利和顺达电子有限公司 | Precision improvement method and system for Beidou time service synchronization |
| CN105487470A (en) * | 2016-02-24 | 2016-04-13 | 北谷电子有限公司 | Engineering machine monitoring system |
| CN105676843A (en) * | 2016-04-13 | 2016-06-15 | 中国汽车技术研究中心 | New energy automobile benchmarking analysis and evaluation system and method thereof |
| CN105812447A (en) * | 2015-01-21 | 2016-07-27 | 现代自动车株式会社 | Multimedia terminal for vehicle and data processing method thereof |
| CN105843089A (en) * | 2011-08-17 | 2016-08-10 | 秦皇岛天业通联重工科技有限公司 | Method of controlling vehicle terminal |
| CN106154952A (en) * | 2016-08-19 | 2016-11-23 | 北海市蕴芯电子科技有限公司 | A kind of management system of the engineering machinery with long term monitoring function |
| CN106703216A (en) * | 2016-12-26 | 2017-05-24 | 苏州欣祥本机械科技有限公司 | Intelligent control connection fastener device of medical steel pipe |
| CN107656520A (en) * | 2017-10-24 | 2018-02-02 | 厦门市福工动力技术有限公司 | CAN data analysis method and computer-readable recording medium |
| CN108005798A (en) * | 2017-11-07 | 2018-05-08 | 湖北三江航天万峰科技发展有限公司 | A kind of diesel engine remote control based on dsp processor |
| CN108225311A (en) * | 2017-12-25 | 2018-06-29 | 中铁第四勘察设计院集团有限公司 | For the orbital data acquisition system method and system of track automatic measurement vehicle |
| CN108549362A (en) * | 2018-03-30 | 2018-09-18 | 北京新能源汽车股份有限公司 | A kind of information processing method and device of automobile controller |
| CN108749580A (en) * | 2018-07-11 | 2018-11-06 | 上海宏英智能科技有限公司 | 24V engineering truck intelligent power management systems |
| CN109188970A (en) * | 2018-09-05 | 2019-01-11 | 北京市燃气集团有限责任公司 | A kind of indoor gas safety monitoring wisdom terminal and method for safety monitoring |
| CN110177220A (en) * | 2019-05-23 | 2019-08-27 | 上海图趣信息科技有限公司 | A kind of camera and its control method with external timing function |
| CN111525543A (en) * | 2020-05-08 | 2020-08-11 | 三一重机有限公司 | Engineering machinery GPS power supply control method and system |
| CN111751135A (en) * | 2020-06-24 | 2020-10-09 | 开滦（集团）有限责任公司电信分公司 | Remote monitoring, supervision and intelligent fault diagnosis system for elevator group |
| CN113156849A (en) * | 2021-03-17 | 2021-07-23 | 上海极熵数据科技有限公司 | Industrial equipment data acquisition method and system and storage medium |
| CN114630940A (en) * | 2019-11-05 | 2022-06-14 | 株式会社小松制作所 | Display control system, work machine, and display control method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043390B (en) * | 2009-10-26 | 2013-02-20 | 北新集团建材股份有限公司 | Water-cooled automatic control system of heavy-duty equipment |
-
2007
- 2007-12-13 CN CNB2007101721500A patent/CN100517148C/en not_active Expired - Fee Related
Cited By (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101833067A (en) * | 2009-03-09 | 2010-09-15 | 唐晓泉 | Power supply control unit of distributed storage battery monitoring device |
| CN101931243A (en) * | 2009-06-25 | 2010-12-29 | 上海空间电源研究所 | Battery pack management system based on wireless network and control method thereof |
| CN102116039B (en) * | 2009-12-31 | 2012-07-04 | 斗山工程机械（中国）有限公司 | Circuitry with remote control function, method and excavator |
| CN102316414A (en) * | 2010-07-09 | 2012-01-11 | 北汽福田汽车股份有限公司 | Remote vehicle monitoring method and system |
| CN102129236A (en) * | 2010-12-16 | 2011-07-20 | 三一重工股份有限公司 | Engineering machine and bus control system thereof |
| CN102185931B (en) * | 2011-06-14 | 2013-08-14 | 三一重机有限公司 | Program downloading device |
| CN102185931A (en) * | 2011-06-14 | 2011-09-14 | 三一重机有限公司 | Program downloading device |
| CN105843089A (en) * | 2011-08-17 | 2016-08-10 | 秦皇岛天业通联重工科技有限公司 | Method of controlling vehicle terminal |
| CN102307231B (en) * | 2011-08-19 | 2013-11-20 | 奇瑞汽车股份有限公司 | Remote diagnostic apparatus and work system thereof |
| CN102307231A (en) * | 2011-08-19 | 2012-01-04 | 奇瑞汽车股份有限公司 | Remote diagnostic apparatus and work system thereof |
| CN103177131A (en) * | 2011-12-21 | 2013-06-26 | 北京普源精电科技有限公司 | Data acquisition device and data acquisition card with power outage self protective function |
| CN103177131B (en) * | 2011-12-21 | 2017-03-29 | 北京普源精电科技有限公司 | Data acquisition unit with automatic cut-off protection protective function and data collecting card |
| CN103167033A (en) * | 2013-03-11 | 2013-06-19 | 深圳创维－Rgb电子有限公司 | Method and system of remote monitoring management |
| CN103167033B (en) * | 2013-03-11 | 2015-11-18 | 深圳创维－Rgb电子有限公司 | The method and system of remote monitoring and administration |
| CN103313033A (en) * | 2013-05-14 | 2013-09-18 | 浙江大学 | Remote and local video monitoring vehicle-mounted device for construction machine |
| CN103631976A (en) * | 2013-05-30 | 2014-03-12 | 中国科学院电子学研究所 | Small multichannel serial data recorder |
| CN103631976B (en) * | 2013-05-30 | 2016-05-11 | 中国科学院电子学研究所 | A kind of small multi-channel serial data logger |
| CN103389714A (en) * | 2013-07-25 | 2013-11-13 | 上海三一重机有限公司 | Remote monitoring and debugging method for excavating machine |
| CN103389714B (en) * | 2013-07-25 | 2015-11-25 | 上海三一重机有限公司 | A kind of excavator remote monitoring adjustment method |
| CN103439944A (en) * | 2013-08-27 | 2013-12-11 | 中联重科股份有限公司渭南分公司 | Engineering machine intelligent fault diagnosis system and method and engineering machine |
| CN103995266A (en) * | 2014-06-05 | 2014-08-20 | 南通鸿鹄信息技术有限公司 | Data collecting system based on CAN buses |
| CN104007734A (en) * | 2014-06-05 | 2014-08-27 | 南通鸿鹄信息技术有限公司 | Data collection system based on CAN bus |
| CN104698918A (en) * | 2014-12-10 | 2015-06-10 | 肖勇 | Engineering machinery remote monitoring system |
| CN105812447A (en) * | 2015-01-21 | 2016-07-27 | 现代自动车株式会社 | Multimedia terminal for vehicle and data processing method thereof |
| CN105812447B (en) * | 2015-01-21 | 2020-05-19 | 现代自动车株式会社 | Multimedia terminal for vehicle and data processing method thereof |
| CN105182733A (en) * | 2015-08-07 | 2015-12-23 | 北京利和顺达电子有限公司 | Precision improvement method and system for Beidou time service synchronization |
| CN105487470A (en) * | 2016-02-24 | 2016-04-13 | 北谷电子有限公司 | Engineering machine monitoring system |
| CN105676843A (en) * | 2016-04-13 | 2016-06-15 | 中国汽车技术研究中心 | New energy automobile benchmarking analysis and evaluation system and method thereof |
| CN106154952A (en) * | 2016-08-19 | 2016-11-23 | 北海市蕴芯电子科技有限公司 | A kind of management system of the engineering machinery with long term monitoring function |
| CN106703216A (en) * | 2016-12-26 | 2017-05-24 | 苏州欣祥本机械科技有限公司 | Intelligent control connection fastener device of medical steel pipe |
| CN107656520A (en) * | 2017-10-24 | 2018-02-02 | 厦门市福工动力技术有限公司 | CAN data analysis method and computer-readable recording medium |
| CN108005798A (en) * | 2017-11-07 | 2018-05-08 | 湖北三江航天万峰科技发展有限公司 | A kind of diesel engine remote control based on dsp processor |
| CN108005798B (en) * | 2017-11-07 | 2020-06-02 | 湖北三江航天万峰科技发展有限公司 | Diesel engine remote control device based on DSP processor |
| CN108225311A (en) * | 2017-12-25 | 2018-06-29 | 中铁第四勘察设计院集团有限公司 | For the orbital data acquisition system method and system of track automatic measurement vehicle |
| CN108549362A (en) * | 2018-03-30 | 2018-09-18 | 北京新能源汽车股份有限公司 | A kind of information processing method and device of automobile controller |
| CN108549362B (en) * | 2018-03-30 | 2021-03-02 | 北京新能源汽车股份有限公司 | Information processing method and device of automobile controller |
| CN108749580A (en) * | 2018-07-11 | 2018-11-06 | 上海宏英智能科技有限公司 | 24V engineering truck intelligent power management systems |
| CN109188970A (en) * | 2018-09-05 | 2019-01-11 | 北京市燃气集团有限责任公司 | A kind of indoor gas safety monitoring wisdom terminal and method for safety monitoring |
| CN109188970B (en) * | 2018-09-05 | 2019-12-13 | 北京市燃气集团有限责任公司 | safety monitoring method of indoor gas safety monitoring intelligent terminal |
| CN110177220A (en) * | 2019-05-23 | 2019-08-27 | 上海图趣信息科技有限公司 | A kind of camera and its control method with external timing function |
| CN114630940A (en) * | 2019-11-05 | 2022-06-14 | 株式会社小松制作所 | Display control system, work machine, and display control method |
| CN111525543A (en) * | 2020-05-08 | 2020-08-11 | 三一重机有限公司 | Engineering machinery GPS power supply control method and system |
| CN111751135A (en) * | 2020-06-24 | 2020-10-09 | 开滦（集团）有限责任公司电信分公司 | Remote monitoring, supervision and intelligent fault diagnosis system for elevator group |
| CN113156849A (en) * | 2021-03-17 | 2021-07-23 | 上海极熵数据科技有限公司 | Industrial equipment data acquisition method and system and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100517148C (en) | 2009-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100517148C (en) | Engineering machinery airborne teledata acquisition device and method | |
| CN111336981B (en) | Internet of things tower deformation monitoring device integrating Beidou and inertial sensor | |
| CN101261765B (en) | Weather information prompt system for speedway | |
| CN101995864A (en) | Monitoring system and method for distributed charging piles | |
| CN106249073A (en) | Distribution network failure based on LoRa communication technology instruction system | |
| CN103576636B (en) | Based on intelligent touch screen display control program and the method for CAN | |
| CN202261398U (en) | B/S architecture remote monitoring instrument monitoring system based on GSM/GPRS communication network | |
| CN104155905A (en) | Control system for remotely monitoring brushless motor, and control method thereof | |
| CN201138345Y (en) | Soil moisture content monitoring terminal and monitoring system comprised by the same | |
| CN205880114U (en) | Join in marriage power system fault indicating system based on loRa communication technology | |
| CN110803064A (en) | Electric automobile fills electric pile BMS data monitoring device | |
| CN103209018A (en) | Wireless data acquisition and monitoring system based on 3rd generation (3G)/Beidou satellite communications and geographic information system (GIS) | |
| CN103166319A (en) | Device and method for detecting and remotely controlling abnormal leakage of power line | |
| CN201846104U (en) | Distributed charging pile monitoring system | |
| CN211123173U (en) | Data acquisition device of direct current intermediate frequency generator | |
| CN210670149U (en) | Remote monitoring system for electric engineering machinery | |
| CN113394867A (en) | Intelligent control energy storage system of 5G communication equipment | |
| CN113376667A (en) | Beidou monitoring terminal and monitoring method | |
| CN104616476A (en) | Electric energy acquisition terminal based on Beidou short message communication | |
| CN204423620U (en) | A kind of electric energy acquisition terminal based on the communication of Big Dipper short message | |
| CN104111637A (en) | Outdoor data acquisition and control equipment | |
| CN212008948U (en) | Internet of things tower deformation monitoring device integrating Beidou and inertial navigation positioning technology | |
| CN110568258A (en) | Intelligent metering terminal | |
| CN203616494U (en) | Multipoint meteorological station meteorological data automatic acquiring and collecting system | |
| CN201860171U (en) | Switching station terminal equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20111213 |