CN202329691U - Remote monitoring system for communication base station electricity generators - Google Patents

Abstract

The utility model provides a remote monitoring system for communication base station electricity generators, which comprises a scheduling server, a data server, a WEB server and a plurality of moving electricity generators. Each electricity generator is provided with an intelligent monitoring device which is connected with the scheduling server through a network, wherein the intelligent monitoring device comprises a global system for mobile communication (GSM) module which is connected with an electric energy sampling module, a humiture module, a subscriber identity module (SIM) card module, a battery and power module and a global position system (GPS) module, and the electric energy sampling module is connected with a voltage sensor and a current sensor which are arranged on the motor. The remote monitoring system for communication base station electricity generators integrates scheduling, management, operation cost statistic, GPS precise positioning, oil consumption calculation, electric energy sampling and humiture detection. The intelligent monitoring device is general, simple, strong in function, low in cost and convenient to install, use, operate, maintain and manage and provides support for monitoring, scheduling and operation cost management of a communication base station.

Description

A kind of communication base station generator remote supervision system

Technical field

The utility model belongs to electronic information technical field, communication base station generator remote supervision systems such as scheduling, operating cost management, voltage and electric current telemonitoring, oil consumption calculating, the generator GPS that relates in particular to the communication base station generator accurately locatees, the collection of humiture environmental parameter.

Background technology

In recent decades, along with the high speed development of China's mobile communication cause, countless not of uniform size, the communication base stations widely that distribute have been set up in all parts of the country, and device category and quantity significantly increase.Because base station number is numerous, area coverage is wide, and difficulty such as maintaining are big, and wherein power breakdown then shows more obviously to the influence of mobile communication.After the base station has a power failure,, often not only influence network quality, also can have a strong impact on the income and the image of company owing to finding reason such as untimely or unmanned tracking.Therefore, how to guarantee scheduling and management mobile generator under large-area power-cuts, making network quality unaffected is important work of maintenance department.Settling mode is to lean on station generating on the mobile generator at present.A plurality of base stations have a power failure, and then need the artificial strategy that preferentially generates electricity successively according to VIP base station, coverage base station, ordinary base station to dispatch, and the manual dispatching inefficiency is from not explaining.

Simultaneously; Because energy shortage at present; Generator power consumption when operation is bigger, and therefore how scientifically and rationally communication base station generator resource is used in scheduling, and carrying out power-generation analysis and expenses management effectively will be the problem that base station generator for electricity generation system need put forth effort to solve.Especially at present the generator bearing accuracy difference problem and the fuel consume problem that need to be resolved hurrily.

The utility model content

The purpose of the utility model is exactly in order to address the above problem; A kind of communication base station generator remote supervision system is provided; It is in order to ensure the normal operation of communication system; Change traditional disperse maintenance and manual monitoring and management and running, realize remote monitoring, scheduling and management function communication base station generator and environment thereof.

For realizing above-mentioned purpose, the utility model adopts following technical scheme:

A kind of communication base station generator remote supervision system; It comprises a dispatch server, a data server, a WEB server, some mobile generators; On every generator, be provided with intelligent monitoring device, said intelligent monitoring device is connected with dispatch server through network; Wherein, Intelligent monitoring device comprises: gsm module; It is connected with electric energy sampling module, humiture module, SIM module, battery and power module and GPS module, and the electric energy sampling module is connected with current sensor with voltage sensor on being arranged on generator.

Said electric energy sampling module structure is: current sensor and voltage sensor are gathered electric current and voltage signal; Through resistance, electric capacity shaping circuit; Get into electric energy chip CS5460A, the accurate measurements and calculations electric energy of electric energy chip CS5460A, instantaneous power, IRMS and VRMS; Gsm module links to each other with CS5460A through the SPI interface, and CS5460A has with the pulse of the two-way serial ports of microcontroller communication and the programmable frequency that is directly proportional with energy and exports.

Said gsm module is the MD231 wireless data transmission module.

Said battery and power module structure are: get into the 5V power supply outward by circuit board and convert 3.8V to through chip LT1764, give whole intelligent monitoring device power supply; After the civil power outage, intelligent monitoring device utilizes powered battery; Battery is selected the lithium battery of 3.7V for use, utilizes chip CYT5026 to accomplish charging.

A kind of monitoring method of communication base station generator remote supervision system, its step is:

1) generator starting triggering gsm module record generator is devoted oneself to work constantly, the work of control GPS module, and the process Kalman filtering is accurately located generator orientation of living in;

2) the temperature and humidity information that generator is exported voltage, electric current and the generator present position of electricity is gathered in gsm module control electric energy sampling module and the work of humiture detection module simultaneously, calculates electric energy, instantaneous power, IRMS and VRMS; According to the oil consumption of generator work duration calculation;

3) intelligent monitoring device sends various data and information to dispatch server through GPRS or short message mode;

4) dispatch server carries out Frame directly to deposit in the real-time data base after effective information extracts; Data in the real-time data base dump to the relational database that is arranged on the database server after treatment; Call processing from database then in the data server, be used for WEB issue, operation monitoring and expenses management;

5) the WEB server is responsible for the WEB issue, and slip-stick artist or authorized user utilize terminal online such as computer or mobile phone to inquire about, monitor and manage generator operation, maintenance condition.

The Kalman filtering formula is following described in the said step 1):

$\left\{\begin{array}{c}\hat{x}(k+1,k+1)=[I_n-K(k+1)H]\mathrm{\Φ}\hat{x}(k,k)+K(k+1)y(k+1)\\ K(k+1)=P(k+1,k)H^T{[\mathrm{HP}(k+1,k)H^T+R]}^{-1}\\ P(k+1,k)=\mathrm{\ΦP}(k,k){\mathrm{\Φ}}^T\\ P(k+1,k+1)=[I_n-K(k+1)H]P(k+1,k){[I_n-K(k+1)H]}^T+K(k+1){\mathrm{RK}}^T(k+1)\end{array}\right.$

In the formula, State-transition matrix $\mathrm{\Φ}=\left[\begin{array}{ccc}1& 1& 0.5\\ 0& 1& 1\\ 0& 0& 1\end{array}\right],$ The observation battle array $H=\left[\begin{array}{ccc}1& 0& 0\\ 0& 1& 0\end{array}\right],$ υ (k)=(υ _s(k), υ _v(k)) ^TFor zero-mean, variance battle array are the observation white noise of R, υ _s(k) and υ _v(k) be corresponding position and speed observation noise.

Said step 2) in, the generator oil consumption can be calculated as follows:

m＝α·k·UI·t/η

In the formula, m is fuel consumption (kg); α is a generator oil consumption comprehensive correction factor, receives factor affecting such as oil product, generator component state, operative employee's generating operation, gasoline α=1.1～1.3, diesel oil α=1.2～1.4; K is fuel consumption (g/ (kw.h)); U and I are respectively the voltage and current effective values that generator generated electricity; T is a generator work duration; η is an efficiency of generator.

The scheduling of the utility model collection communication base station generator, management, operating cost statistics, GPS accurately locate, oil consumption calculating, electric energy sampling, humiture are detected on one; Intelligent monitoring device general simple, powerful, with low cost, be convenient to install, use the operation and maintenance management; The utility model can effectively reduce communication base station mating power system operation and maintenance cost; Improve the generator scheduling and the efficiency of management, managing for monitoring, scheduling and the operating cost of communication base station generator provides support.

Description of drawings

Fig. 1 is a kind of communication base station generator remote supervision system structured flowchart;

Fig. 2 is an intelligent monitoring device hardware block diagram among Fig. 1;

Fig. 3 is the schematic diagram of gsm module among Fig. 2;

Fig. 4 is the schematic diagram of GPS module among Fig. 2;

Fig. 5 is the schematic diagram of electric energy sampling module among Fig. 2;

Fig. 6 is the schematic diagram of battery and power module among Fig. 2.

Wherein, 1.GSM module, 2.GPS module, 3. electric energy sampling module, 4. humiture module, 5. battery and power module, 6. voltage sensor, 7. current sensor, 8.SIM card.

Embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Fig. 1 has provided the communication base station generator remote supervision system structured flowchart of the utility model; Comprise: WEB server, some mobile generators of being responsible for the dispatch server of scheduling, management and monitoring, a data server, a responsible WEB issue; On every generator, be provided with intelligent monitoring device, said intelligent monitoring device is connected with dispatch server through network; Intelligent monitoring device sends various data and information to dispatch server through GPRS or short message mode; Dispatch server is directly deposited in the real-time data base after Frame is extracted; Data in the real-time data base dump to the relational database that is arranged on the database server after treatment; Call processing from database then in the data server, be used for WEB issue, operation monitoring and expenses management; The WEB server is responsible for the WEB issue, and slip-stick artist or authorized user utilize terminal device online such as computer, mobile phone, PDA, panel computer to inquire about, monitor and manage generator operation, maintenance condition.

Fig. 2 is accompanying drawing 1 a described intelligent monitoring device hardware block diagram, comprising: gsm module 1, GPS module 2, electric energy sampling module 3, humiture module 4 and battery and power module 5.Gsm module 1 control GPS module 2 is carried out the collection of GPS azimuth information; The environmental information of humiture module 4 timing acquiring communication base stations, and send gsm module 1 to through unibus; Electric energy sampling module 3 utilizes voltage sensor 6 and current sensor 7 to gather the voltage and current signal of generator, sends into electric energy chip through shaping, and electric energy chip calculates effective value and power, sends result and instantaneous value to gsm module 1; 5 pairs of all modules of battery and power module are supplied power, and under the power cut-off situation, adopt powered battery, ensure generator remote supervision system operate as normal.Gsm module 1 is accepted the AT standard commands, and can carry out Long-distance Control and monitoring through SIM.

The characteristics of the utility model method are that adopting the type of gsm module 1 is the MD231 wireless data transmission module, and schematic diagram is seen accompanying drawing 3, and this module integrates GSM, GPRS and micro controller function, and the user need not to increase the expense of microcontroller again.MD231 is the GSM/GPRS double frequency and the four frequency wireless data transmission modules of a technical grade, supports standard AT command control and supports the AT order to control the UART2/UART3 data transmit-receive, makes things convenient for the user through download, ROMPaq and serial ports control; Support the GPRS data transmission, carry the TCP/UDP protocol stack, support module is linked diverse network; Support SMS text and PDU pattern, can realize through remote monitoring of SMS mode and configuration module.

Utilization MD231 is used in the serial ports UART1 of program download and upgrading usefulness, jtag interface that is used to debug and SIM 8 interface circuits in the utility model.The user can realize the remote parameter configuration and the monitoring of module through short message.

The utility model provides the generator remote monitoring method and comprise following steps: generator starting triggers gsm module 1 record generator and devotes oneself to work constantly; 2 work of control GPS module; Through Kalman filtering; Accurately locate generator orientation of living in, gsm module 1 is controlled electric energy sampling module 3 and 4 work of humiture detection module simultaneously, gathers the information such as temperature and humidity that generators are exported voltage, electric current and the generator present position of electricity through voltage sensor 6 and current sensor 7; According to the oil consumption of generator work duration calculation, utilize GPRS or short message mode to send dispatch server to through SIM 8 these information at last.Dispatch server is directly deposited in the real-time data base after Frame is extracted; Data in the real-time data base dump to the relational database that is arranged on the database server after treatment; Call processing from database then in the data server, be used for WEB issue, operation monitoring and expenses management; The WEB server is responsible for the WEB issue, and slip-stick artist or authorized user utilize terminal device online such as computer, mobile phone, PDA, panel computer to inquire about, monitor and manage generator operation, maintenance condition.

Accompanying drawing 4 is schematic diagrams of GPS module 2 in the accompanying drawing 2.The GPS module ZYM-GA85 that GPS module 2 adopts high-performance, low-power consumption, small size and is very easy to integrate.20 artificial satellites of the disposable tracking of this GPS module have the ability that quick receipts star and per second upgrade the one-time positioning data.Up-to-date surperficial technology for applying and the circuit integrated technology of high level are adopted in the GA85 design, have reached simultaneously volume and power consumption demand are reduced to minimum optimal representation.Gsm module is realized through UART with communicating by letter of ZYM-GA85.ZYM-GA85 is the premium quality product of a TCXO of having design, compatible all SiRF software scenarios.The user uses this scheme can catch and continue to follow the trail of ultralow gps signal, than other autonomous GPS solution is more outstanding at present.This means that GPS can formerly be considered to use in the employable environment now, for example: all tight

City's building, the intensive woods, deeply inner garage parking and other many situation indoors.

In order to eliminate GPS positioning signal error, improve the GPS bearing accuracy, the utility model has adopted kalman filter method.This method at first with kT constantly the data-switching that transmits of GPS module become space coordinates (X, Y, Z) in data, wherein T=1s is the sampling time.Then the state space equation of X axle can be represented by following formula:

$\left\{\begin{array}{c}x(k+1)=\mathrm{\Φx}\left(k\right)\\ y\left(k\right)=\mathrm{Hx}\left(k\right)+\mathrm{\υ}\left(k\right)\end{array}\right.---\left(1\right)$

In the formula,

State-transition matrix $\mathrm{\Φ}=\left[\begin{array}{ccc}1& 1& 0.5\\ 0& 1& 1\\ 0& 0& 1\end{array}\right],$ The observation battle array $H=\left[\begin{array}{ccc}1& 0& 0\\ 0& 1& 0\end{array}\right],$ υ (k)=(υ _s(k), υ _v(k)) ^TFor zero-mean, variance battle array are the observation white noise of R, υ _s(k) and υ _v(k) be corresponding position and speed observation noise.Then Kalman filter can be expressed as following formula:

$\left\{\begin{array}{c}\hat{x}(k+1,k+1)=[I_n-K(k+1)H]\mathrm{\Φ}\hat{x}(k,k)+K(k+1)y(k+1)\\ K(k+1)=P(k+1,k)H^T{[\mathrm{HP}(k+1,k)H^T+R]}^{-1}\\ P(k+1,k)=\mathrm{\ΦP}(k,k){\mathrm{\Φ}}^T\\ P(k+1,k+1)=[I_n-K(k+1)H]P(k+1,k){[I_n-K(k+1)H]}^T+K(k+1){\mathrm{RK}}^T(k+1)\end{array}\right.---\left(2\right)$

In like manner can get the filtering equations on the Y axle and Z axle in the coordinate system of space.Can improve the estimated accuracy of position and speed in the position fixing process through kalman filter method.

Accompanying drawing 5 is schematic diagrams of electric energy sampling module 3 in the accompanying drawing 2.Current sensor 7 is gathered electric current and voltage signal with voltage sensor 6, through the resistance capacitance shaping circuit, gets into electric energy chip CS5460A.CS5460A is an integrated Δ ∑ analog-digital converter of height that comprises two Δ ∑ analog-digital converters (ADC), high speed electric energy computing function and a serial line interface.Through electric energy chip CS5460A accurately measurements and calculations electric energy, instantaneous power, IRMS and VRMS.Gsm module links to each other with CS5460A through the SPI interface, and CS5460A has with the pulse of the two-way serial ports of microcontroller communication and the programmable frequency that is directly proportional with energy and exports.

CS5460A has easily AC/DC system calibration function on the sheet.

The oil consumption of generator is calculated as follows according to the electric current and voltage value of generator nameplate parameter and detection:

m＝α·k·UI·t/η(3)

In the formula, m is fuel consumption (kg); α is a generator oil consumption comprehensive correction factor, receives factor affecting such as oil product, generator component state, operative employee's generating operation, gasoline α=1.1～1.3, diesel oil α=1.2～1.4; K is fuel consumption (g/ (kw.h)); U and I are respectively the voltage and current effective values that generator generated electricity; T is a generator work duration; η is an efficiency of generator.

Battery and power module 5 in the accompanying drawing 6.Get into the 5V power supply outward by circuit board and convert 3.8V to, give whole remote supervision system power supply through chip LT1764.After the civil power outage, remote supervision system utilizes powered battery.Battery is selected the lithium battery of 3.7V for use, utilizes chip CYT5026 to be designed with charging circuit.

Although the principle of the utility model is combined embodiment to show and describes; But it will be understood to those of skill in the art that under the situation of principle that does not depart from the utility model and essence; Change these embodiments; Like model of wireless data transmission module, humiture module etc., its scope also falls in the claim and equivalent institute restricted portion thereof of the utility model.

Claims (4)

1. communication base station generator remote supervision system; It comprises WEB server, some mobile generators of being responsible for the dispatch server of scheduling, management and monitoring, a data server, a responsible WEB issue; On every generator, be provided with intelligent monitoring device, said intelligent monitoring device is connected with dispatch server through network; Wherein, Intelligent monitoring device comprises: gsm module; It is connected with electric energy sampling module, humiture module, SIM module, battery and power module and GPS module, and the electric energy sampling module is connected with current sensor with voltage sensor on being arranged on generator.

2. communication base station generator remote supervision system as claimed in claim 1; It is characterized in that; Said electric energy sampling module structure is: electric current and voltage signal that current sensor and voltage sensor are gathered; Through resistance, electric capacity shaping circuit, get into electric energy chip CS5460A, the accurate measurements and calculations electric energy of electric energy chip CS5460A, instantaneous power, IRMS and VRMS; Gsm module links to each other with CS5460A through the SPI interface, gathers voltage effective value, current effective value, instantaneous power, electric energy, IRMS and VRMS.

3. according to claim 1 or claim 2 communication base station generator remote supervision system is characterized in that said gsm module is the MD231 wireless data transmission module.

4. communication base station generator remote supervision system as claimed in claim 1 is characterized in that, said battery and power module structure are: get into the 5V power supply outward by circuit board and convert 3.8V to through chip LT1764, supply power to intelligent monitoring device; After the civil power outage, intelligent monitoring device utilizes powered battery; Battery is selected the lithium battery of 3.7V for use, utilizes chip CYT5026 to accomplish charging.

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