CN212162822U - Intelligent monitoring device for hydropower station - Google Patents

Intelligent monitoring device for hydropower station Download PDF

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Publication number
CN212162822U
CN212162822U CN201922381339.1U CN201922381339U CN212162822U CN 212162822 U CN212162822 U CN 212162822U CN 201922381339 U CN201922381339 U CN 201922381339U CN 212162822 U CN212162822 U CN 212162822U
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China
Prior art keywords
module
unit
monitoring device
control
hydropower station
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CN201922381339.1U
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Chinese (zh)
Inventor
何建平
欧金成
温凤锦
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Dongshen Zhishui Technology Shenzhen Co ltd
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SHENZHEN DONGSHEN ELECTRONIC CO LTD
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Priority to CN201922381339.1U priority Critical patent/CN212162822U/en
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    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

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Abstract

The utility model relates to an electric power and automatic instrument, concretely relates to power station intelligent monitoring device. The utility model provides a power station intelligent monitoring device, including control module and with excitation adjusting module, variable frequency speed governing module, unit control protection module and the wireless communication module that control module connects, unit control protection module includes the remote monitoring unit. The utility model provides a power station intelligent monitoring device can realize that need not professional on the remote monitoring operation on duty, the utility model discloses a power station's intelligent unmanned on duty monitoring function has improved power station's security, has reduced the human input cost.

Description

Intelligent monitoring device for hydropower station
Technical Field
The utility model relates to an electric power and automatic instrument, concretely relates to power station intelligent monitoring device.
Background
The small hydropower station is located in a remote mountain area, electrical equipment is simple and crude, the automation degree is low, the power generation efficiency and the safety are low, and in order to solve the problem that the current labor cost is high, the automation degree of power generation operation must be improved, unattended full-automatic operation is really performed, and the problems of electrical control and remote monitoring communication must be solved.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a can realize unmanned on duty's power station intelligent monitoring device.
The utility model discloses a realize like this:
the utility model provides a power station intelligent monitoring device, including control module and with excitation adjusting module, variable frequency speed governing module, unit control protection module and the wireless communication module that control module connects, unit control protection module includes the remote monitoring unit.
Furthermore, the unit control protection module further comprises an air exhaust unit, an overheating protection unit, an overvoltage protection unit, a surge protection unit, an electric valve control unit, a monitoring alarm unit and a water level monitoring unit, wherein the air exhaust unit, the overheating protection unit, the overvoltage protection unit, the surge protection unit, the water level monitoring unit, the electric valve control unit and the monitoring alarm unit are respectively connected with a remote monitoring unit.
Furthermore, the monitoring alarm unit comprises a monitor, the remote monitoring unit comprises a communication module, and the remote monitoring unit is connected with a remote terminal through the communication module.
Still further, the communication module comprises one or more of a 4G module and a WIFI module.
Furthermore, the control unit is connected with a standby power supply.
Further, the backup power source is supplemented with power through a solar charging system.
Furthermore, the control module, the excitation adjusting module, the variable frequency speed regulating module, the unit control protection module and the wireless communication module are integrated in the integrated cabinet.
Furthermore, the outer surface of the integrated cabinet is provided with an instrument and a switch which are connected with the control module, the excitation adjusting module, the variable-frequency speed regulating module and the unit control protection module.
Furthermore, the excitation adjusting module and the variable frequency speed regulating module are respectively electrically connected with the hydraulic generator.
The beneficial effect of above-mentioned scheme:
the utility model provides a power station intelligent monitoring device can realize that need not professional on the remote monitoring operation on duty, the utility model discloses a power station's intelligent unmanned on duty monitoring function has improved power station's security, has reduced the human input cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic connection diagram of the present invention;
fig. 2 is a schematic connection diagram of the unit control protection module of the present invention;
fig. 3 is a schematic diagram of an integrated cabinet structure in an embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a power station intelligent monitoring device, including control module and the excitation adjusting module, variable frequency speed control module, unit control protection module and the wireless communication module of being connected with control module, control module adopts the PAC as control regulation center. The excitation adjusting module and the variable-frequency speed regulating module are respectively electrically connected with an external hydraulic generator and are connected with the excitation adjusting module and the variable-frequency speed regulating module through the control module, and the excitation adjusting module quickly achieves no-load grid-connected voltage and automatic constant reactive power and constant power factor adjustment through PID adjustment by utilizing the control module. In the embodiment, the variable-frequency speed regulation module is used for regulating the speed regulator motor by using a variable-frequency speed regulation technology, so that the speed can be accurately regulated when the parallel operation rotates, the parallel operation condition is quickly met, and the accurate automatic regulation of the motor is realized.
In this embodiment, the unit control protection module includes a remote monitoring unit. The remote monitoring unit comprises a communication module, and the remote monitoring unit is connected with the remote terminal through the communication module. Communication module includes one or more in 4G module, the WIFI module in this embodiment, and remote terminal includes smart machine such as computer, smart mobile phone. And data are transmitted from the hydropower station intelligent monitoring device to a remote computer or a remote smart phone through the 4G module and the WIFI module.
In this embodiment, the unit control protection module further includes an air exhaust unit, an overheat protection unit, an overvoltage protection unit, a surge protection unit, an electric valve control unit, a monitoring alarm unit, and a water level monitoring unit, where the air exhaust unit, the overheat protection unit, the overvoltage protection unit, the surge protection unit, the water level monitoring unit, the electric valve control unit, and the monitoring alarm unit are respectively connected to the remote monitoring unit.
In this embodiment, the control module, the excitation adjusting module, the variable frequency speed adjusting module, the unit control protection module and the wireless communication module are integrated in an integrated cabinet, and a separation plate can be additionally arranged between the control module, the excitation adjusting module, the variable frequency speed adjusting module, the unit control protection module and the wireless communication module to avoid electromagnetic interference between different modules. The outer surface of the integrated cabinet is provided with an instrument and a switch which are connected with the control module, the excitation adjusting module, the variable frequency speed regulating module and the unit control protection module, the instrument is used for displaying data of the corresponding module, and the switch is used for controlling the opening and closing of each module.
The air exhaust unit in the embodiment exhausts air and dissipates heat for each device in the integrated cabinet, so that the device is prevented from being overheated for long-term work and is prone to failure or damage; when the module equipment in the automatic power generation device generates heat to a certain degree, the overheating protection unit can send a signal to the control unit PAC so as to temporarily stop the equipment in the integrated cabinet; the overvoltage protection unit and the surge protection unit in the embodiment protect the voltage and the current of the equipment in the integrated cabinet, so that the equipment is prevented from being damaged due to overhigh voltage and current. The remote monitoring unit is connected with the exhaust unit, the overheating protection unit, the overvoltage protection unit, the surge protection unit and the electric valve control unit, and the remote monitoring unit is connected with the smart phone, so that the state information of the power station can be remotely checked through the smart phone, and the remote monitoring unit can also be remotely controlled, so that the aim of unattended operation can be fulfilled.
The control screen is a human-computer interaction interface of the control unit PAC and is arranged on the integrated equipment cabinet.
The monitoring alarm unit in the embodiment comprises a monitor, the monitoring alarm module is specifically a video acquisition device, the video acquisition device can realize image input and identification around the hydropower station, and the video acquisition device can be connected with a video server and is respectively connected to a local monitoring client and an access gateway through an Ethernet switch. The access gateway is accessed to the video cloud server through a wired and/or wireless network, and the smart phone is connected with the video cloud server. The intelligent unattended monitoring function of the hydropower station is realized, the safety of the hydropower station is improved, and the human input cost is reduced. The video recognition technology is used for assisting in monitoring, meanwhile, recognizable field abnormalities such as outsiders entering, mechanical abnormal sounds, smoke and the like are set, and the control module timely performs shutdown control and simultaneously reports the remote terminal to inform operators on duty.
In this embodiment, the control unit is connected with a backup power supply, and the backup power supply performs power supplement through a solar charging system, so that power supply can be realized for the control unit under the condition that a circuit is abnormal, and the solar charging system is a 12V solar charging system.
In this embodiment, the excitation adjusting module and the variable frequency speed regulating module are electrically connected to an external hydraulic generator, and the hydraulic generator further includes a guide blade connected to the hydraulic power system. In the embodiment, the hydraulic power system is a mechanical power system of the system, and mainly realizes mechanical driving of the guide vanes.
The utility model discloses in adopt the control unit PAC control variable speed regulation module and excitation regulation module for excitation regulation module can control hydraulic generator normal work better, and hydraulic power system is responsible for controlling hydraulic generator guide vane's angular adjustment.
In this embodiment, in order to simultaneously monitor the operation information of various devices in the hydropower station, the intelligent hydropower station monitoring device further comprises a programmable logic controller and at least one sensor. In this embodiment, the sensor includes opening sensor, load cell, motor speed sensor, gate position sensor, and water level monitoring unit electrically connectable forebay water level measurement sensor, and the 12 bit encoder of preferred measures, can solve high-order anti-interference problem, especially lightning destruction problem, detects and transmits control module through water level monitoring unit according to forebay water level, realizes the automatic start-stop of power station.
The utility model provides a power station intelligent monitoring device, through control module PAC as control regulation center, small-size PAC function is than stronger, the interface is nimble, with low costs, and control regulation one-key is accomplished, according to the automatic start-stop of forebay water level, and the automatic regulation electricity generation is active and the reactive power, and the video is supplementary to be kept watch on the warning, through wireless or 4G communication network remote monitoring (mobile office), accomplishes the intelligent power station of unmanned duty completely.
Can realize the remote monitoring operation, need not the professional on duty, the utility model discloses an intelligent unmanned on duty monitoring function of power station has improved the security of power station, has reduced the human input cost.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. An intelligent monitoring device for a hydropower station is characterized by comprising a control module, an excitation adjusting module, a variable frequency speed regulating module, a unit control protection module and a wireless communication module, wherein the excitation adjusting module, the variable frequency speed regulating module, the unit control protection module and the wireless communication module are connected with the control module; the control module is a PAC controller.
2. The intelligent hydropower station monitoring device according to claim 1, wherein the unit control protection module further comprises an exhaust unit, an overheat protection unit, an overvoltage protection unit, a surge protection unit, an electric valve control unit, a monitoring alarm unit and a water level monitoring unit, and the exhaust unit, the overheat protection unit, the overvoltage protection unit, the surge protection unit, the water level monitoring unit, the electric valve control unit and the monitoring alarm unit are respectively connected with a remote monitoring unit.
3. The intelligent hydropower station monitoring device according to claim 2, wherein the monitoring alarm unit comprises a monitor, and the remote monitoring unit comprises a communication module, and the remote monitoring unit is connected with a remote terminal through the communication module.
4. The intelligent hydropower station monitoring device of claim 3, wherein the communication module comprises one or more of a 4G module and a WIFI module.
5. The intelligent hydropower station monitoring device of claim 1, wherein the control module is connected with a backup power supply.
6. The intelligent hydropower station monitoring device of claim 5, wherein the backup power supply is supplemented with power through a solar charging system.
7. The intelligent hydropower station monitoring device according to claim 1, wherein the control module, the excitation adjusting module, the variable frequency speed regulating module, the unit control protection module and the wireless communication module are integrally arranged in an integrated cabinet.
8. The intelligent hydropower station monitoring device according to claim 7, wherein an instrument and a switch connected with the control module, the excitation adjusting module, the variable frequency speed regulating module and the unit control protection module are arranged on the outer surface of the integrated cabinet.
9. The intelligent hydropower station monitoring device according to claim 1, wherein the excitation adjusting module and the variable frequency speed regulating module are electrically connected with the hydraulic generator respectively.
CN201922381339.1U 2019-12-26 2019-12-26 Intelligent monitoring device for hydropower station Active CN212162822U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922381339.1U CN212162822U (en) 2019-12-26 2019-12-26 Intelligent monitoring device for hydropower station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922381339.1U CN212162822U (en) 2019-12-26 2019-12-26 Intelligent monitoring device for hydropower station

Publications (1)

Publication Number Publication Date
CN212162822U true CN212162822U (en) 2020-12-15

Family

ID=73707392

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922381339.1U Active CN212162822U (en) 2019-12-26 2019-12-26 Intelligent monitoring device for hydropower station

Country Status (1)

Country Link
CN (1) CN212162822U (en)

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Address after: 518000 601, Building 5, Software Park, Keji Middle 2nd Road, High-tech Zone, Nanshan District, Shenzhen, Guangdong Province

Patentee after: Dongshen Zhishui Technology (Shenzhen) Co.,Ltd.

Address before: 518000 Room 601, building 5, software park, kekezhong 2nd Road, Nanshan District, Shenzhen, Guangdong

Patentee before: SHENZHEN DONGSHEN ELECTRONIC Co.,Ltd.

CP03 Change of name, title or address