CN208569352U - A kind of hydroelectric power plant's modular generator group comprehensive control device - Google Patents

Abstract

The utility model provides a kind of hydroelectric power plant's modular generator group comprehensive control device, including process control module, composite measurement and protective module, electric degree pressure vibration temperature-measuring module, display indicating module, CAN bus, communication server, automation governor and remote control platform；The process control module, composite measurement and protective module, electric degree pressure vibration temperature-measuring module and display indicating module are connected in parallel by the CAN bus；The communication server and automation governor are connected with the process control module；The remote control platform and the communication server communication connection.The comprehensive control device of the utility model has many advantages, such as that highly integrated, maintenance is simple, reliable for operation, stand-by time is long, so that need to can only realize the measurement and control of single unit whole parameter substantially using a comprehensive control device when specifically used.

Description

A kind of hydroelectric power plant's modular generator group comprehensive control device

Technical field

The utility model relates to power electronics fields, and in particular to a kind of hydroelectric power plant's modular generator group is comprehensive to be surveyed Device is controlled, carries out the long-range automatic measure control of generating set especially suitable for few peopleization or unmanned hydraulic power plant.

Background technique

With the few peopleization or unmanned development of hydraulic power plant, currently, be assembled in each power station it is various from Dynamicization controls equipment.For example, the applying date is day 2014.09.15, application No. is 01420528618.0 Chinese utility model is special Benefit discloses the hydrogenerator same period and protection integration unit based on AC sampling, is pressed through by crossing the arrangement achieves unit Flow the functions such as protection, the measurement of unit electric degree, generating unit speed protection, the unit same period, DCgenerator motor field control, unit parameter measurement；Again Such as, applying date 2017.06.02, application No. is the Chinese utility model patents of 201720629541.X to disclose hydroelectric power plant's mould Block multichannel remote power metering device, can realize by the device while support the parameter measurement of more units；For another example, Shen It please day be 2017.02.24, application No. is 201720167566.2 Chinese utility model patents to disclose a kind of configurable water Power generator set temperature monitoring device can realize the temperature monitoring of the different multiple temperature channels of hydro-generating Unit by the device Demand；Certainly, in order to ensure power station can be even unmanned in few peopleization in the case where longtime running, the phase in each power station That answers is also required to be arranged more automatic measure control equipment.With the increase of automatic measure control equipment in power station, and through excessive The operation and maintenance in year, there are following defects in terms of operation and maintenance at present for discovery:

1, device category is more, and maintenance debugging efforts difficulty is larger, installation maintenance higher cost；

2, using whole cabinet centralized control, the wiring of whole cabinet inside and outside is complicated, and production and factory debugging are complicated, overall cost Higher cost；

3, the lightning protection properties of equipment component are bad, and device damage probability is higher；

Although 4, original backup power source direct current supply battery capacity is larger, since equipment is numerous, this also results in whole Body equipment power dissipation is larger, and under system grid maintenance or fault condition, automation equipment stand-by time is too short, exists simultaneously standby The case where power-supply battery overdischarge.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of hydroelectric power plant's modular generator group comprehensive control dress It sets, the comprehensive control device of the utility model has many advantages, such as that highly integrated, maintenance is simple, reliable for operation, stand-by time is long, makes When specifically used, only need to using a comprehensive control device can realize substantially single unit whole parameter measurement and Control.

The utility model is realized in this way: a kind of hydroelectric power plant's modular generator group comprehensive control device, the observing and controlling Device includes a process control module, a composite measurement and protective module, an electric degree pressure vibration temperature-measuring module, a display Indicating module, a CAN bus, a communication server, an automation governor and a remote control platform；The Row control Module, composite measurement and protective module, electric degree pressure vibration temperature-measuring module and display indicating module are total by the CAN Line is connected in parallel；The communication server and automation governor are connected with the process control module；It is described Remote control platform and the communication server communication connection.

Further, the measure and control device further includes a communication expansion equipment, the communication expansion equipment and the process Control module is connected.

Further, the process control module includes a Row control MCU unit, the isolation conversion of one first power supply Circuit, a ZB wireless communication line, communication server isolation communicating circuit, governor isolation communicating circuit, a communication are expanded 24 tunnels of expanded circuit and an outside are outputed on exhibition equipment blocking communicating circuit, one first CAN communication isolation circuit, 20 roads of an outside It opens into expanded circuit；The first power supply isolation conversion circuit, ZB wireless communication line, communication server isolation communication electricity Road, governor isolation communicating circuit, communication expansion equipment isolation communicating circuit and the first CAN communication isolation circuit with it is described Row control MCU unit is connected；Expanded circuit is outputed on 20 road of outside and external 24 tunnels are opened into expanded circuit and institute Row control MCU unit is stated to be connected.

Further, the Row control MCU unit includes a FLASH storage circuit, one first ferroelectric memory circuit, one First watchdog circuit and one the oneth STM32F4MCU；The FLASH storage circuit, the first ferroelectric memory circuit and first Watchdog circuit is connected with the first STM32F4MCU.

Further, the composite measurement and protective module include one second power supply isolation conversion circuit, a synthesis Measure and protect MCU unit, an Energizing unit, one first 8 tunnels of extension to open into 6 road digital output circuits, one second CAN communication isolation electricity Now digital output circuit, one 8 roads now are opened into circuit and an exchange acquisition unit for road, a synchronous measurement circuit, one 3 roads；It is described Second power supply isolation conversion circuit, Energizing unit, the first 8 tunnels of extension are run into 6 distance digital output circuits, the isolation of the second CAN communication Circuit, synchronous measurement circuit, 3 roads now digital output circuit, 8 roads now open into circuit and exchange acquisition unit with the synthesis Measurement and protection MCU unit are connected.

Further, the composite measurement and protection MCU unit include one second ferroelectric memory circuit, one second house dog Circuit and a STM32F1MCU；Second ferroelectric memory circuit and the second watchdog circuit with the STM32F1MCU It is connected；

The Energizing unit includes an excitation STCMCU, a third watchdog circuit, a pulsed triggering circuit and an arteries and veins Punching driving and exciting current measurement expanded circuit；It the third watchdog circuit, pulsed triggering circuit and pulsed drive and encourages Magnetoelectricity flow measurement expanded circuit is connected with the excitation STCMCU；

The exchange acquisition unit includes that one the oneth AD acquires master chip, one 3 road set end voltage Acquisition Circuits, one 3 road networks Hold voltage collection circuit, one 3 tunnel generator terminal current collection circuits and No. 2 isolating transformers；3 road set end voltage acquisition electricity Road, 3 road network end voltage collection circuits and 3 tunnel generator terminal current collection circuits are connected with the first AD acquisition master chip； No. 2 isolating transformer is connected with the synchronous measurement circuit.

Further, the electric degree pressure vibration temperature-measuring module include a third power supply isolation conversion circuit, One second extension 8 tunnels open into 6 road digital output circuits, a low power consumpting controling circuit, a watt metering unit, a third CAN communication every Acquisition unit is measured from circuit, electric degree pressure vibration temperature measurement MCU unit and a cell pressure vibration temperature；Described Three power supplies isolation conversion circuit, the second 8 tunnels of extension are run into 6 distance digital output circuits, low power consumpting controling circuit, watt metering list Member, third CAN communication isolation circuit and cell pressure vibration temperature measurement acquisition unit with the electric degree pressure vibration temperature Degree measurement MCU unit is connected.

Further, the electric degree pressure vibration temperature measurement MCU unit includes a third ferroelectric memory circuit, one the 4th Watchdog circuit and one the 2nd STM32F4MCU；The third ferroelectric memory circuit and the 4th watchdog circuit with it is described 2nd STM32F4MCU is connected；

The cell pressure vibration temperature measurement acquisition unit includes that one the 2nd AD acquires master chip, one 1 road cell voltages Acquisition Circuit, one 2 tunnel pressure isolation Acquisition Circuits, one 3 road vibration isolation Acquisition Circuits and the acquisition of one 4 tunnel temperature isolations is isolated Circuit；Acquisition Circuit, 2 tunnel pressure isolation Acquisition Circuits, 3 road vibration isolation Acquisition Circuits and 4 is isolated in 1 road cell voltage Road temperature isolation Acquisition Circuit is connected with the 2nd AD acquisition master chip；

The watt metering unit includes that an electric energy measurement master chip, one 2 road voltage collection circuits and one 2 road electric currents are adopted Collector；2 road voltage collection circuit and 2 road current collection circuits are connected with the electric energy measurement master chip；

The low power consumpting controling circuit includes power grid decompression observation circuit, low-power consumption external power supply control circuit, low-power consumption Internal electric source control circuit and low-power consumption redundant circuit.

Further, the display indicating module includes one the 4th power supply isolation conversion circuit, LED state instruction Circuit, a display instruction MCU unit and one the 4th CAN communication isolation circuit；The 4th power supply isolation conversion circuit, LED state indicating circuit and the 4th CAN communication isolation circuit are connected with display instruction MCU unit.

Further, display instruction MCU unit include one the 5th watchdog circuit, one the 4th ferroelectric memory circuit with And one the 3rd STM32F4MCU；5th watchdog circuit and the 4th ferroelectric memory circuit with the third STM32F4MCU is connected.

Utility model has the advantages that

1, the comprehensive control device of the utility model has many advantages, such as that highly integrated, maintenance is simple, when specifically used, only It need to can realize the measurement and control of single unit whole parameter substantially using a comprehensive control device；

2, it using multicore line concentration connector mode, opens, output and exciting current measurement expanded circuit is all made of outside PCB Expansion mode, so that production wiring and installation are all extremely simple；

3, external to use RS485 communication modes, hardware circuit part carries out lightning protection guarantor using isolation and overcurrent delivery mode Shield, protective are greatly improved；

4, using low power dissipation design mode, all periphery power supplies can be cut off by communication modes in system blackout and are set It is standby, so that entire comprehensive control device is entered low-power consumption mode, device standby power consumption greatly reduces, thus have it is longer standby when Between；

5, using modularized design mode, modules are all made of independent isolation power supply mode, are isolated by CAN and are communicated Mode carries out data interaction, it can be ensured that the independence of each module operation improves equipment overall operation reliability；

6, display portion is indicated using LED light, and man-machine interface is simple and clear；

7, ZB wireless communication interface is reserved, realization can be facilitated to carry out relevant setting value and parameter monitoring by cell phone application.

Detailed description of the invention

The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.

Fig. 1 is a kind of functional block diagram of hydroelectric power plant's modular generator group comprehensive control device of the utility model.

Fig. 2 is the hardware structure diagram of process control module in the utility model.

Fig. 3 is composite measurement and the hardware structure diagram of protective module in the utility model.

Fig. 4 is the hardware structure diagram of electric degree pressure vibration temperature-measuring module in the utility model.

Fig. 5 is the hardware structure diagram that indicating module is shown in the utility model.

Specific embodiment

Please emphasis referring to figs. 1 to shown in Fig. 5, a kind of hydroelectric power plant's modular generator group comprehensive control device of the utility model 100 preferred embodiment, the measure and control device 100 include 2, one electricity of a process control module 1, a composite measurement and protective module It spends pressure vibration temperature-measuring module 3, one and shows indicating module 4, a CAN bus 5, a communication server 6, one automation speed regulation Device 7 and a remote control platform 8；The process control module 1, composite measurement and protective module 2, electric degree pressure vibration temperature Measurement module 3 and display indicating module 4 are connected in parallel by the CAN bus 5, to realize the Row control mould It is counted between block 1, composite measurement and protective module 2, electric degree pressure vibration temperature-measuring module 3 and display indicating module 4 According to interaction；The communication server 6 and automation governor 7 are connected with the process control module 1, can specifically pass through RS485 communication interface (not shown) is connected with the process control module 1；The remote control platform 8 and the communication garment Be engaged in 6 communication connection of device, when in use, the communication server 6 can by wireless, Big Dipper short message, Ethernet etc. with it is long-range Integrated control platform 8 is communicated；In this way, the remote control platform 8 can collect modules by communication server 6 Data, while concerned control command can also be issued to carry out relevant control to unit.

In the specific implementation, the process control module 1, composite measurement and protective module 2, electric degree pressure vibration temperature are surveyed Amount module 3 and display indicating module 4 are powered by a main electricity (not shown).The process control module 1 It is mainly used for acquiring and saving the composite measurement and protective module 2, electric degree pressure vibration temperature-measuring module 3 and display refers to Show the data of module 4, and after the data of modules are concentrically formed measuring point data library, is sent the data to by RS485 interface The communication server 6, then the remote control platform 8 is sent to by the communication server 6, shape is run to unit to realize The monitoring of state, while the order such as can receive control, setting that communication server 6 sends over, and realize the control to unit. The composite measurement and protective module 2 are mainly used for realizing excitation reactive power control, the measurement of unit electrical parameter, the unit electricity of unit Spend metering, generator protection, unit same period etc..The electric degree pressure vibration temperature-measuring module 3 is mainly used for realizing generating set The measurement of 2 tunnel pressure isolations, 3 road vibration signal isolation measurements, 4 tunnel temperature isolations measurement, 1 road cell voltage isolation measurement, machine Control etc. in terms of the low-power consumption of group high-precision watt metering and device.The display indicating module 4 is mainly used for realizing unit The instruction of the LED lights such as operating status, unit abnormality, generator protection state, input and output state.The automation is adjusted Fast device 7 is used to execute the control manipulation to generating set.

The measure and control device 100 further includes a communication expansion equipment 9, the communication expansion equipment 9 and the Row control Module 1 is connected, and the communication expansion equipment 9 is used for when specifically used, passes if necessary to increase temperature, pressure, vibration etc. Sensor equipment is monitored, then newly-increased sensor device directly can be linked into the stream by the communication expansion equipment 9 In process control module 1.

Please emphasis referring to shown in Fig. 2, the process control module 1 includes a Row control MCU unit 11, one first power supply 14 (specifically communication garment of communicating circuit is isolated in isolated from power conversion circuit 12, a ZB wireless communication line 13, a communication server Communicating circuit is isolated in device 485 of being engaged in), it is governor isolation communicating circuit 15 (specifically governor 485 be isolated communicating circuit), one logical Interrogate expansion equipment isolation communicating circuit 16 (communicating circuit is isolated in specifically communication expansion equipment 485), the isolation of one first CAN communication Expanded circuit 18 is outputed on 17, one outside of circuit, 20 roads and 24 tunnels of an outside are opened into expanded circuit 19；First power supply Conversion circuit 12, ZB wireless communication line 13, communication server isolation communicating circuit 14, governor is isolated, communicating circuit is isolated 15, communication expansion equipment isolation communicating circuit 16 and the first CAN communication isolation circuit equal 17 and the Row control MCU unit 11 are connected；Expanded circuit 18 is outputed on 20 road of outside and external 24 tunnels open into expanded circuit 19 with the Row control MCU unit 11 is connected.In the specific implementation, the ZB wireless communication line 13 is reserved circuit, for being subsequent wireless Extension is prepared；The first power supply isolation conversion circuit 12 carries out independence to the process control module 1 for controlling Power supply, to ensure that the process control module 1 being capable of independent operating；Communicating circuit 14, governor is isolated in the communication server Isolation communicating circuit 15, communication expansion equipment isolation communicating circuit 16 and the first CAN communication isolation circuit 17 are mainly used for Realize communication isolation, with guarantee the process control module 1 can stable operation (can guarantee a certain module break down When, do not interfere with the normal work of other modules), while lightning protection can also be played the role of；Output expansion in 20 road of outside Exhibition circuit 18 and external 24 tunnels, which are opened, is all made of that PCB expansion module is external into expanded circuit 19, then passes through the connector socket of 50P line concentration (not shown) is connected with Row control MCU unit 11, to realize the external extension of circuit；The Row control MCU unit 11 mainly for the treatment of with save data, and data are sent to communication server 6 by RS485 interface, while can also connect The order such as control, setting that communication server 6 sends over is received, and realizes the control to unit.

The Row control MCU unit 11 includes a FLASH storage circuit 111, one first ferroelectric memory circuit 112, one First watchdog circuit 113 and one the oneth STM32F4MCU114 (i.e. MCU is realized using STM32F4 chip)；It is described FLASH storage circuit 111, the first ferroelectric memory circuit 112 and the first watchdog circuit 113 are with described first STM32F4MCU114 is connected.In the specific implementation, the FLASH storage circuit 111 is high-capacity FLASH storage circuit, is used It is stored in a large amount of data；First ferroelectric memory circuit 112 is used to store the important parameter for needing often to read, Since ferroelectricity storage has the advantages that read-write block, capacity are small, it can be used for storing some parameters for needing often to read； First watchdog circuit 113 is mainly used for preventing the program of process control module 1 from entering endless loop.

Please emphasis referring to shown in Fig. 3, the composite measurement and protective module 2 include one second power supply isolation conversion electricity Road 21, a composite measurement and protection MCU unit 22, an Energizing unit 23, one first extend 8 tunnels and open into 6 road digital output circuits 24, one Now digital output circuit 27, one 8 roads now are opened into circuit for second CAN communication isolation circuit 25, a synchronous measurement circuit 26, one 3 roads 28 and one exchange acquisition unit 29；The second power supply isolation conversion circuit 21, Energizing unit 23, first extend 8 tunnels It opens into 6 road digital output circuits 24, the second CAN communication isolation circuit 25, synchronous measurement circuit 26,3 roads now digital output circuit 27,8 tunnels It now opens and is connected with the composite measurement and protection MCU unit 22 into circuit 28 and exchange acquisition unit 29.Specific When implementation, the second power supply isolation conversion circuit 21 is for carrying out independent confession to the composite measurement and protective module 2 Electricity, to ensure that the composite measurement and protective module 2 being capable of independent operatings；The composite measurement and protection MCU unit 22 are main For handling and saving data, and the process control module 1 is transferred data to, while process control module can also be received The order such as 1 control, setting sended over, and order executes corresponding operation based on the received；The Energizing unit 23 is used for Operating fields are provided for unit；Open connector socket and institute into 6 road digital output circuits 24 using 50P line concentration in first extension, 8 tunnels It states composite measurement and protection MCU unit 22 is connected, for realizing circuit external extension；The second CAN communication isolation circuit 25 for realizing communication isolation, to guarantee that the composite measurement and protective module 2 being capable of stable operations；The synchronous measurement circuit 26 for realizing alternating current synchronized sampling；The acquisition unit 29 that exchanges is for realizing the acquisition of voltage, electric current etc.；Described 3 Now the road of digital output circuit 27 and 8 now is opened into circuit 28 for realizing now outputing and now open into function on road.

The composite measurement and protection MCU unit 22 include one second ferroelectric memory circuit 221, one second watchdog circuit A 222 and STM32F1MCU223 (i.e. MCU is realized using STM32F1 chip)；Second ferroelectric memory circuit 221 and second watchdog circuit 222 be connected with the STM32F1MCU223；Wherein, second ferroelectric memory circuit 221 need supplemental characteristic to be used for storing；Second watchdog circuit 222 be mainly used for preventing the composite measurement and The program of protection MCU unit 22 enters endless loop.

The Energizing unit 23 includes an excitation STCMCU231, a third watchdog circuit 232, a pulsed triggering circuit 233 and pulsed drive and an exciting current measurement expanded circuit 234；The third watchdog circuit 232, pulsed triggering circuit 233 and pulsed drive and exciting current measurement expanded circuit 234 be connected with the excitation STCMCU231；Wherein, described Third watchdog circuit 232 is for preventing the program of the excitation STCMCU231 from entering endless loop；The pulsed triggering circuit 233 for providing the pulse needed, and in specific works, the pulse touching can be controlled by the excitation STCMCU231 Power Generation Road 233 generates pulse；Connector socket and the excitation of the exciting current measurement expanded circuit 234 using 25P line concentration STCMCU231 is connected, to realize that circuit external extends.

The exchange acquisition unit 29 include one the oneth AD acquisition master chip 291, one 3 road set end voltage Acquisition Circuits 292, One 3 road network end voltage collection circuits 293, one 3 tunnel generator terminal current collection circuits 294 and No. 2 isolating transformers 295；3 tunnel Set end voltage Acquisition Circuit 292,3 road network end voltage collection circuits 293 and 3 tunnel generator terminal current collection circuits 294 with it is described First AD acquisition master chip 291 is connected；No. 2 isolating transformer 295 is connected with the synchronous measurement circuit 26.Its In, the first AD acquisition master chip 291 is realized using AD7606 chip, in specific works, can pass through described first AD acquires master chip 291 and is acquired controlling the 3 road set end voltage Acquisition Circuit 292 to 3 road set end voltage data, controls 3 road network end voltage collection circuit 293 is acquired and controls the 3 tunnel generator terminal current acquisition to 3 road network end voltage datas Circuit 294 is acquired 3 tunnel generator terminal current datas；No. 2 isolating transformer 295 is for the effects of playing protection, lightning protection.

Please emphasis referring to shown in Fig. 4, the electric degree pressure vibration temperature-measuring module 3 includes third power supply isolation Conversion circuit 31, one second extends 8 tunnels and runs into 6 distance digital output circuits 32, a low power consumpting controling circuit 33, a watt metering unit 34, a third CAN communication isolation circuit 35, electric degree pressure vibration temperature measurement MCU unit 36 and cell pressure vibration Temperature measures acquisition unit 37；The third power supply isolation conversion circuit 31, second extends 8 tunnels and runs into 6 distance digital output circuits 32, low power consumpting controling circuit 33, watt metering unit 34, third CAN communication isolation circuit 35 and cell pressure vibration temperature Measurement acquisition unit 37 is connected with electric degree pressure vibration temperature measurement MCU unit 36.Wherein, the third power supply electricity Source isolation conversion circuit 31 is independently-powered for carrying out to the electric degree pressure vibration temperature-measuring module 3, to ensure the electricity Spending pressure vibration temperature-measuring module 3 being capable of independent operating；Second extension, 8 tunnels, which are opened, uses 50P collection into 6 road digital output circuits 32 The connector socket of line is connected with electric degree pressure vibration temperature measurement MCU unit 36, realizes circuit external extension；It is described low Power control circuit 33 is for realizing low power consumption control；The watt metering unit 34 for realizing voltage, electric current acquisition；Institute Third CAN communication isolation circuit 35 is stated for realizing communication isolation, to guarantee 3 energy of electric degree pressure vibration temperature-measuring module Enough stable operation；The cell pressure vibration temperature measurement acquisition unit 37 is for realizing cell voltage, pressure, vibration and temperature The acquisition of data；The electric degree pressure vibration temperature measurement MCU unit 36 is mainly used for handling and saves data, and will count According to the life such as being transferred to the process control module 1, while control, setting that process control module 1 sends over can also be received It enables, and order executes corresponding operation based on the received.

The electric degree pressure vibration temperature measurement MCU unit 36 includes that a third ferroelectric memory circuit 361, one the 4th is guarded the gate Dog circuit 362 and one the 2nd STM32F4MCU363 (i.e. MCU is realized using STM32F4 chip)；The third ferroelectricity Storage circuit 361 and the 4th watchdog circuit 362 are connected with the 2nd STM32F4MCU363；Wherein, the third Ferroelectric memory circuit 361 needs supplemental characteristic to be used for storing；4th watchdog circuit 362 is for preventing the electricity The program of degree pressure vibration temperature measurement MCU unit 36 enters endless loop.

The cell pressure vibration temperature measurement acquisition unit 37 includes that one the 2nd AD acquires master chip 371, one 1 road batteries Voltage isolation picking circuit 372, one 2 tunnel pressure isolation Acquisition Circuits 373, one 3 road vibration isolation Acquisition Circuits 374 and 1 Road temperature isolation Acquisition Circuit 375；Acquisition Circuit 372,2 tunnel pressure isolation Acquisition Circuits 373,3 is isolated in 1 road cell voltage Road vibration isolation Acquisition Circuit 374 and 4 tunnel temperature isolation Acquisition Circuits 375 acquire 371 phase of master chip with the 2nd AD Connection；Wherein, the 2nd AD acquisition master chip 371 is realized using AD7606 chip, can be by described in specific works 2nd AD acquires master chip 371 to control 1 road cell voltage isolation Acquisition Circuit 372 and carry out to 1 road battery voltage data It acquires, control the 2 tunnel pressure isolation Acquisition Circuit 373 2 road pressure datas are acquired, control 3 road vibration isolation Acquisition Circuit 374 is acquired and controls the 4 tunnel temperature isolation Acquisition Circuit 375 to 4 tunnel temperature numbers to 3 road vibration datas According to being acquired, while sending collected battery voltage data, pressure data, vibration data and temperature data to the electricity It spends pressure vibration temperature and measures MCU unit 36.

The watt metering unit 34 includes an electric energy measurement master chip 341, one 2 road voltage collection circuits 342 and 1 Road current collection circuit 343；2 road voltage collection circuit 342 and 2 road current collection circuits 343 are surveyed with the electric energy Amount master chip 341 is connected；Wherein, the electric energy measurement master chip 341 is realized using RN7302 chip, in specific works, 2 road voltage collection circuit 342 can be controlled by the electric energy measurement master chip 341 to adopt 2 road voltage datas Collect and control 2 road current collection circuit 343 and 2 tunnel current datas are acquired, at the same by collected current data and Voltage data sends the electric degree pressure vibration temperature measurement MCU unit 36 to.

The low power consumpting controling circuit 33 includes that power grid decompression observation circuit 331 (is examined for realizing to power grid decompression Survey), (the low-power consumption external power supply control circuit 332 is used to control the outside on three tunnels and set low-power consumption external power supply control circuit 332 Standby power supply), (the low-power consumption internal electric source control circuit 333 is for controlling institute for low-power consumption internal electric source control circuit 333 State process control module 1, composite measurement and protective module 2 and show the power supply of indicating module 3) and low-power consumption redundancy (the low-power consumption redundant circuit 334 is a mutual exclusion processing circuit to circuit 334, described for making in the case where system is without decompression Low-power consumption external power supply control circuit 332, low-power consumption internal electric source control circuit 333, which are unable to control, carries out low-power consumption standby).

Please emphasis referring to Figure 5, the display indicating module 4 include one the 4th power supply isolation conversion circuit 41, One LED state indicating circuit 42, one display instruction MCU unit 43 and one the 4th CAN communication isolation circuit 44；Described 4th supplies Electric isolated from power conversion circuit 41, LED state indicating circuit 42 and the 4th CAN communication isolation circuit 44 refer to the display Show that MCU unit 43 is connected.Wherein, the 4th power supply isolation conversion circuit 41 is used for for indicating mould to the display Block 4 carry out it is independently-powered, to ensure that the display indicating module 4 being capable of independent operating；The LED state indicating circuit 42 is used for Unit various state instructions (including operating status instruction, excited state instruction, set state instruction, communication abnormality instruction, survey The abnormal instruction of amount, guard mode instruction, intake instruction, the amount of outputing indicator light), which can use CH452 chip is realized；The display instruction MCU unit 43 is for controlling the work of LED state indicating circuit 42；Described 4th CAN communication isolation circuit 44 is for realizing communication isolation features.

Display instruction MCU unit 43 include one the 5th watchdog circuit 431, one the 4th ferroelectric memory circuit 432 with And one the 3rd STM32F4MCU433 (i.e. MCU is realized using STM32F4 chip)；5th watchdog circuit 431 with And the 4th ferroelectric memory circuit 432 be connected with the 3rd STM32F4MCU433.Wherein, the 5th watchdog circuit 431 for preventing the program of display instruction MCU unit 43 from entering endless loop；4th ferroelectric memory circuit 432 is for storing Need supplemental characteristic to be used.

The working principle of the utility model hydroelectric power plant modular generator group comprehensive control device is as follows: in production process In, commissioning staff can be relevant by touch screen (touch screen need to be connected to communication server) or the setting of host computer debugging software Parameter, electrical measurement correction parameter, electric degree calibration parameter, unit process control is arranged in unit nominal parameter, protection setup parameter, the quasi- same period Parameter processed etc.；Parameter after setting will be permanently stored in the modules of comprehensive control device；

When comprehensive control device operates normally, the process control module passes through electric degree described in CAN bus automatic regular polling Data (temperature, pressure, vibration including generating set, the cell voltage of backup power source, electricity of pressure vibration temperature-measuring module Degree according to etc. information), data (the protection data, excitation data including unit, electrical measurement number of the composite measurement and protective module According to, electric degree data etc.)；It is total by internal CAN and after the collected data of modules are concentrically formed measuring point data library Line is sent to the display indicating module, exports relevant operating status by display indicating module instruction；The process control Related data is sent to the communication server by RS485 interface by molding block, is sent to again by the communication server described Remote control platform, to realize the monitoring to operating states of the units.Meanwhile the process control module also receives the communication The order such as control, setting that transit server comes, to realize the Row control to unit；The process control module passes through RS485 interface is realized to be communicated with the automation governor, and is executed by the automation governor to generating set The control of active band load, unit switching on and shutting down etc.；Output expanded circuit and external 24 tunnels in 20 road of outside of the process control module Open into expanded circuit, can with other executing agencies of external generating set (such as breaker, degaussing switch, folding phase device, main valve, Cooling water valve, brake etc.), to realize other Row controls of generating set.In the specific implementation, the whole flow process of generating set Control specifically includes that excitation con-trol (excitation Row control, Reactive-power control control including generating set etc.), the hair of generating set Automatic presynchronization control, the protection of generating set control, the engine off control of generating set and the other execution of motor group The control for the other aspects that mechanism executes.It is described further by taking the remote opening process control of generator as an example below, it is such as remote Journey integrated control platform send remote opening power generation command to some power station hydroelectric power plant's modular generator group comprehensive control device, it is whole The implementation procedure of a communication is as follows:

The remote opening power generation command sent by remote control platform, by Ethernet, 4G is wireless or Big Dipper short message Communication modes are sent to communication server, and instruction is transmitted to the stream of comprehensive control device by RS485 interface by communication server Process control module, process control module upon receipt of the instructions, it is first determined whether meet compressor start up condition (i.e. there is no failure or Other the case where cannot being switched on), if not meeting compressor start up condition, booting is not just controlled；If meeting compressor start up condition, Row control Module involution rolls over phase device, opens cooling water valve, removal generating set brake control, opens main valve, and simultaneous communications are adjusted to automation Fast device requires generating set booting to assigned frequency；The case where frequency reaches excitation requirement, machine is executed by process control module Pressure excitation is set up, then is turned in terms of carrying out generating set excitation and excitation voltage by the excitation con-trol in composite measurement and protective module Control；After the completion of generator sets up pressure excitation, it is same that investment generating set automatic presynchronization progress is controlled by process control module Phase is grid-connected, and simultaneous interconnecting is executed to be executed by composite measurement and protective module；After the completion of grid-connected, process control module is directly controlled certainly Dynamicization governor carries out generating set burden with power adjusting, while controlling composite measurement and protective module carries out the tune of idle aspect Section；In the whole process, process control module communication poll electric degree pressure vibration temperature-measuring module and composite measurement and protection Module obtains the operation data of generating set and storage, then is transmitted to remote control platform by communication server.

Low-power consumption standby working principle is as follows: low power consumption control is mainly examined by electric degree pressure vibration temperature-measuring module Survey instruction, detect system power loss in electric degree pressure vibration temperature-measuring module, while when cell voltage is lower than setting value, just to Process control module application power down low-power consumption standby；Process control module is after determining and oneself allowing access into suspend mode, to communication Server application suspend mode synchronization process, after confirming power down by communication server, then logical process control module will confirm that result forwards Give electric degree pressure vibration temperature-measuring module, by electric degree pressure vibration temperature-measuring module control internal module and peripheral equipment into Enter low-power consumption, Overall Power Consumption will be less than 0.3W after equipment enters low-power consumption；And under low-power consumption standby state, electric degree pressure vibration Timing (can set timing) is opened internal module and peripheral equipment progress data acquisition, data acquisition by temperature-measuring module , can be by above-mentioned identical low-power consumption application way after complete, application enters low-power consumption again；After system incoming call or timing is opened After opening acquisition data, low-power consumption condition is not just met, low-power consumption standby mode will be automatically exited from this time.

In conclusion the utility model advantage is:

1, the comprehensive control device of the utility model has many advantages, such as that highly integrated, maintenance is simple, when specifically used, only It need to can realize the measurement and control of single unit whole parameter substantially using a comprehensive control device；

2, it using multicore line concentration connector mode, opens, output and exciting current measurement expanded circuit is all made of outside PCB Expansion mode, so that production wiring and installation are all extremely simple；

3, external to use RS485 communication modes, hardware circuit part carries out lightning protection guarantor using isolation and overcurrent delivery mode Shield, protective are greatly improved；

4, using low power dissipation design mode, all periphery power supplies can be cut off by communication modes in system blackout and are set It is standby, so that entire comprehensive control device is entered low-power consumption mode, device standby power consumption greatly reduces, thus have it is longer standby when Between；

5, using modularized design mode, modules are all made of independent isolation power supply mode, are isolated by CAN and are communicated Mode carries out data interaction, it can be ensured that the independence of each module operation improves equipment overall operation reliability；

6, display portion is indicated using LED light, and man-machine interface is simple and clear；

7, ZB wireless communication interface is reserved, realization can be facilitated to carry out relevant setting value and parameter monitoring by cell phone application.

Although those familiar with the art answers the foregoing describe specific embodiment of the present utility model Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should Cover in the scope of the claimed protection of the utility model.

Claims (10)

1. a kind of hydroelectric power plant's modular generator group comprehensive control device, it is characterised in that: including a process control module, one comprehensive Close measurement and protective module, an electric degree pressure vibration temperature-measuring module, display an indicating module, a CAN bus, a communication garment Business device, an automation governor and a remote control platform；The process control module, composite measurement and protective module, electricity Degree pressure vibration temperature-measuring module and display indicating module are connected in parallel by the CAN bus；The communication Server and automation governor are connected with the process control module；The remote control platform and the Communications service Device communication connection.

2. a kind of hydroelectric power plant's modular generator group comprehensive control device as described in claim 1, it is characterised in that: further include One communication expansion equipment, the communication expansion equipment are connected with the process control module.

3. a kind of hydroelectric power plant's modular generator group comprehensive control device as claimed in claim 2, it is characterised in that: the stream Process control module include a Row control MCU unit, one first power supply isolation conversion circuit, a ZB wireless communication line, Communicating circuit, governor isolation communicating circuit, a communication expansion equipment isolation communicating circuit, one the is isolated in one communication server One CAN communication isolation circuit, 20 roads of an outside output expanded circuit and 24 tunnels of an outside are opened into expanded circuit；Described first supplies Communicating circuit is isolated in electric isolated from power conversion circuit, ZB wireless communication line, communication server, communicating circuit is isolated in governor, Communication expansion equipment isolation communicating circuit and the first CAN communication isolation circuit are connected with the Row control MCU unit； Expanded circuit is outputed on 20 road of outside and external 24 tunnels open and are connected with the Row control MCU unit into expanded circuit It connects.

4. a kind of hydroelectric power plant's modular generator group comprehensive control device as claimed in claim 3, it is characterised in that: the stream Process control MCU unit includes a FLASH storage circuit, one first ferroelectric memory circuit, one first watchdog circuit and one the One STM32F4MCU；The FLASH storage circuit, the first ferroelectric memory circuit and the first watchdog circuit are with described first STM32F4MCU is connected.

5. a kind of hydroelectric power plant's modular generator group comprehensive control device as described in claim 1, it is characterised in that: described comprehensive It closes measurement and protective module includes one second power supply isolation conversion circuit, a composite measurement and protection MCU unit, an excitation Unit, one first 8 tunnels of extension are opened into 6 road digital output circuits, one second CAN communication isolation circuit, a synchronous measurement circuit, one 3 tunnels Now digital output circuit, one 8 roads now are opened into circuit and an exchange acquisition unit；The second power supply isolation conversion electricity Road, Energizing unit, the first 8 tunnels of extension are opened and are showed into 6 road digital output circuits, the second CAN communication isolation circuit, synchronous measurement circuit, 3 tunnels Ground digital output circuit, 8 roads now are opened to be connected with the composite measurement and protection MCU unit into circuit and exchange acquisition unit It connects.

6. a kind of hydroelectric power plant's modular generator group comprehensive control device as claimed in claim 5, it is characterised in that: described comprehensive Closing measurement and protection MCU unit includes one second ferroelectric memory circuit, one second watchdog circuit and a STM32F1MCU；Institute It states the second ferroelectric memory circuit and the second watchdog circuit is connected with the STM32F1MCU；

The Energizing unit includes that an excitation STCMCU, a third watchdog circuit, a pulsed triggering circuit and a pulse are driven Dynamic and exciting current measurement expanded circuit；The third watchdog circuit, pulsed triggering circuit and pulsed drive and excitation electricity Flow measurement expanded circuit is connected with the excitation STCMCU；

The exchange acquisition unit includes one the oneth AD acquisition master chip, one 3 road set end voltage Acquisition Circuits, one 3 road network ends electricity Press Acquisition Circuit, one 3 tunnel generator terminal current collection circuits and No. 2 isolating transformers；The 3 road set end voltage Acquisition Circuit, 3 tunnels Net end voltage collection circuit and 3 tunnel generator terminal current collection circuits are connected with the first AD acquisition master chip；2 tunnel Isolating transformer is connected with the synchronous measurement circuit.

7. a kind of hydroelectric power plant's modular generator group comprehensive control device as described in claim 1, it is characterised in that: the electricity Degree pressure vibration temperature-measuring module includes that conversion circuit is isolated in a third power supply, one second 8 tunnels of extension are run and outputed into 6 distances Circuit, a low power consumpting controling circuit, a watt metering unit, a third CAN communication isolation circuit, an electric degree pressure vibration temperature It measures MCU unit and a cell pressure vibration temperature measures acquisition unit；Third power supply isolation conversion circuit, the Two extension 8 tunnels open into 6 road digital output circuits, low power consumpting controling circuit, watt metering unit, third CAN communication isolation circuit and Cell pressure vibration temperature measurement acquisition unit is connected with electric degree pressure vibration temperature measurement MCU unit.

8. a kind of hydroelectric power plant's modular generator group comprehensive control device as claimed in claim 7, it is characterised in that: the electricity Spending pressure vibration temperature measurement MCU unit includes a third ferroelectric memory circuit, one the 4th watchdog circuit and one second STM32F4MCU；The third ferroelectric memory circuit and the 4th watchdog circuit are connected with the 2nd STM32F4MCU It connects；

The cell pressure vibration temperature measurement acquisition unit includes one the 2nd AD acquisition master chip, the isolation of one 1 road cell voltages Acquisition Circuit, one 2 tunnel pressure isolation Acquisition Circuits, one 3 road vibration isolation Acquisition Circuits and one 4 tunnel temperature isolations acquisition electricity Road；Acquisition Circuit, 2 tunnel pressure isolation Acquisition Circuits, 3 road vibration isolation Acquisition Circuits and 4 tunnels are isolated in 1 road cell voltage Temperature isolation Acquisition Circuit is connected with the 2nd AD acquisition master chip；

The watt metering unit includes an electric energy measurement master chip, one 2 road voltage collection circuits and one 2 road current acquisition electricity Road；2 road voltage collection circuit and 2 road current collection circuits are connected with the electric energy measurement master chip；

The low power consumpting controling circuit includes power grid decompression observation circuit, low-power consumption external power supply control circuit, inside low-power consumption Power control circuit and low-power consumption redundant circuit.

9. a kind of hydroelectric power plant's modular generator group comprehensive control device as described in claim 1, it is characterised in that: described aobvious Show that indicating module includes one the 4th power supply isolation conversion circuit, a LED state indicating circuit, a display instruction MCU unit And one the 4th CAN communication isolation circuit；4th power supply isolation conversion circuit, LED state indicating circuit and the Four CAN communication isolation circuits are connected with display instruction MCU unit.

10. a kind of hydroelectric power plant's modular generator group comprehensive control device as claimed in claim 9, it is characterised in that: described Display instruction MCU unit includes one the 5th watchdog circuit, one the 4th ferroelectric memory circuit and one the 3rd STM32F4MCU；Institute It states the 5th watchdog circuit and the 4th ferroelectric memory circuit is connected with the 3rd STM32F4MCU.