CN217010433U - Distributed prefabricated cabin control system - Google Patents
Distributed prefabricated cabin control system Download PDFInfo
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- CN217010433U CN217010433U CN202122146409.2U CN202122146409U CN217010433U CN 217010433 U CN217010433 U CN 217010433U CN 202122146409 U CN202122146409 U CN 202122146409U CN 217010433 U CN217010433 U CN 217010433U
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Abstract
A distributed prefabricated cabin control system is provided with a plurality of prefabricated cabins, wherein each prefabricated cabin comprises a main station cabin and a sub-station cabin, an auxiliary control main station and an auxiliary control sub-station are arranged in the main station cabin, and an auxiliary control sub-station is arranged in the sub-station cabin; all the auxiliary control substations are connected with each other through cables and are accessed to the auxiliary control main station through one of the auxiliary control substations; the reliability and the stability of the auxiliary control system are improved, the engineering quantity of field construction is greatly reduced, the overall engineering progress is shortened, and the method has great significance for improving the overall standardization, the industrialization and the modularization degree of the transformer substation.
Description
Technical Field
The utility model relates to the technical field of auxiliary control systems in prefabricated cabins of transformer substations, in particular to a distributed prefabricated cabin control system which can be used for solving the problem of auxiliary control systems of distributed prefabricated cabins, vehicle-mounted prefabricated cabins or box prefabricated cabins and can also be used in other industries.
Background
The prefabricated cabin type transformer substation in China is widely applied and popularized in the fields of power generation, power supply, electrified railways and the like. The prefabricated cabin in the transformer substation is roughly divided into: a primary equipment cabin, a secondary equipment cabin, a main control cabin, a living cabin and the like. Generally, a substation is provided with a set of auxiliary control systems, including: fire control fire alarm system, video security protection system, broadcasting system, environmental monitoring system etc..
Although the cabin body of the traditional prefabricated cabin is in a modular mode, the control mode of the auxiliary systems of the traditional prefabricated cabin generally adopts a centralized control mode (comprising that a single system or a plurality of systems are respectively controlled independently, and the like). A large amount of equipment and connecting cables need to be installed and debugged on a construction site, and the workload of site construction and debugging is very large. Although the cabin body is modularized structurally, the electrical auxiliary control system of the cabin body and the like still adopt a centralized control mode, the modularization of the electrical control of the cabin body is not realized fundamentally, and the modularization advantage is not fully embodied.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a distributed prefabricated cabin control system.
A distributed prefabricated cabin control system is provided with a plurality of prefabricated cabins, wherein each prefabricated cabin comprises a main station cabin and a sub-station cabin; the system is characterized in that an auxiliary control main station and an auxiliary control substation are arranged in a main station cabin, and an auxiliary control substation is arranged in a substation cabin; the auxiliary control substations are connected with each other through cables and are connected to the auxiliary control main station through one of the auxiliary control substations.
Furthermore, a plurality of auxiliary control systems are arranged on each prefabricated cabin, and each auxiliary control system comprises detection sensing equipment and control execution equipment; the auxiliary sub-station controller is connected with the detection sensing equipment and the control execution equipment through cables, and data communication and control linkage are achieved.
Further, the prefabricated cabin is applied to a transformer substation; the master station cabin comprises a master control room cabin; the sub-station cabin comprises a primary equipment cabin, a secondary equipment cabin and a living cabin.
Furthermore, the auxiliary control system comprises a security system, an environment monitoring system, a fire fighting system, a broadcasting system, a lighting system and a control execution device.
Furthermore, the security system comprises a video camera, a door control device and an infrared opposite emission device.
Further, the environment monitoring system comprises temperature, humidity, water immersion, vibration and SF6、O2Dust, cabin pressure and salinity detectors.
Furthermore, a fire smoke detector and a fire audible and visual alarm are installed in each prefabricated cabin body, and a fire protection fire system host is installed in the main control room cabin; the fire smoke detector and the fire audible and visual alarm are connected to a fire fighting fire system host.
Further, the control execution equipment comprises an air conditioner, a fan, a dehumidifier, a dust remover and an electric shutter.
Further, the auxiliary control system also comprises a wind speed monitoring system.
Further, the wind speed monitoring system is arranged outside the prefabricated cabin body.
Compared with the prior art, the utility model has the following beneficial effects:
in order to improve the overall standardization, industrialization and modularization degree of the transformer substation, on the basis of realizing the modularization of the prefabricated cabin body structure, the centralized control mode of the traditional auxiliary control system is optimized and adjusted to be a distributed control mode, and each cabin is internally provided with one set of auxiliary control substation and a main station of the auxiliary control system of the whole transformer substation, and the auxiliary control substations and the main station can also independently operate. The fault of the main station does not influence the normal operation of the substation, and the system stability is greatly improved. The substation collects the information of the auxiliary control equipment in the cabin, monitors the real-time state in the cabin and feeds back the information to the operators or remote monitoring personnel in the transformer substation. The substation can also communicate with the substations of all the sub-cabins to further link all the sub-cabin equipment, so that the vitality of the auxiliary control system of the transformer substation under special working conditions is guaranteed, and safe operation is ensured. Through scientific adjustment of the operation mode of the auxiliary control system, the reliability and the stability of the auxiliary control system are greatly improved, the engineering quantity of field construction is greatly reduced, the overall engineering progress is shortened, and the method has great significance for improving the overall standardization, the industrialization and the modularization degree of the transformer substation.
Drawings
FIG. 1 is a schematic view of communication between an auxiliary control substation and an auxiliary control main station of a prefabricated cabin
FIG. 2 is a schematic diagram of communication between a prefabricated cabin auxiliary control substation and auxiliary control equipment
FIG. 3 is a schematic view of the installation of the auxiliary control substation of the prefabricated cabin and each auxiliary control device in the cabin
FIG. 4 is a schematic view of the installation of the auxiliary control substation of the prefabricated cabin and each auxiliary control device outside the cabin
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, a plurality of prefabricated cabins are arranged in the substation, including a main control room cabin, a primary equipment cabin, a secondary equipment cabin, and a living cabin. An auxiliary control main station and an auxiliary control substation are arranged in the main control chamber cabin, and the primary equipment cabin, the secondary equipment cabin and the living cabin are respectively provided with the auxiliary control substation. The auxiliary control substations are connected with each other through cables and are connected to the auxiliary control main station through one of the auxiliary control substations.
Referring to fig. 2-4, a plurality of auxiliary control devices, including various detection sensing devices and execution devices, are arranged on each prefabricated cabin. The auxiliary sub-station controller is connected with various detection sensing equipment and execution equipment through various cables to realize data communication and control linkage;
1) substation and security system communication
The security system comprises video cameras, a door control device, an entrance guard device, an infrared correlation device and the like
A) The sub station communicates with the camera and is linked
The substation and the camera in the cabin have a communication function. The operator can read the real-time information of the camera and the information in the memory card through the substation.
Meanwhile, the operating personnel can also give control instructions to the substation through the master station and adjust the monitoring angle of the camera, so that the conventional work of remote inspection of the transformer substation is realized, and other inspection works and the like are realized.
The substation can collect fire information of the transformer substation from the fire protection system. Once a fire disaster occurs in the transformer substation or a person maliciously breaks into the prefabricated cabin, the substation immediately adjusts the monitoring angle of the camera, pops up the picture of the camera on the display of the main station, and sends out an alarm signal to remind an operator.
B) Communication and linkage between substation and equipment such as gate control, entrance guard, infrared correlation and the like
The prefabricated cabin doors are all provided with entrance guard (or door control), infrared correlation equipment and the like. If the operator wants to enter the prefabricated cabin, the operator needs to input a correct password or swipe a pass card, and the cabin door can be opened, otherwise, the operator cannot enter the prefabricated cabin.
If someone opens the cabin door maliciously, the infrared correlation system is triggered and feedback information is sent to the substation. After the sub-station receives the feedback information, on one hand, the monitoring angle of the camera is turned to the direction of the cabin door to capture face information, on the other hand, an alarm signal is sent to the main station, and a picture of the camera is popped up on a display of the main station.
Once the sub-station receives the fire feedback information of the fire protection fire system, the sub-station immediately cuts off the entrance guard (or door control) power supply of the cabin, and the cabin door can be opened by the personnel in the cabin to escape at any time, so that the life safety of the operating personnel is ensured.
2) Substation and environment monitoring system communication
The environment monitoring system comprises temperature, humidity, water immersion, vibration and SF6、O2Flour and flourDetectors and control equipment for dust, cabin pressure, salinity and the like.
A) Temperature, humidity, dust, cabin pressure and salinity sensor
In order to meet the requirements of power equipment on the operating environment, the prefabricated cabin is provided with a plurality of detectors and matched cables in a targeted manner, and can be communicated and linked with the substation to upload real-time data such as temperature and humidity, dust, cabin pressure and salinity in the cabin to the substation.
According to the requirements of the power equipment, a detector value range meeting the requirements is preset in the substation, and if the real-time value uploaded by the detector exceeds the range, the substation immediately starts the relevant equipment. And when the real-time value uploaded to the substation by the detector is restored to the range, the substation closes the relevant equipment. Thereby guarantee the safe operation of power equipment, prolong its life.
B) Wind speed system
The transformer substations are provided with wind speed sensors. If the substation is arranged on the cabin roof, the substation can be accessed through a communication cable. The substation uploads the wind speed data and other data to the main station together, so that materials and cost can be saved, and cables in the cabin can be integrally planned.
C) Water immersion system
The bilge is generally made of metal material, and the number of laid cables is large. In order to prevent the cables and the metal materials of the cabin body from being soaked in water for a long time, a water immersion detector needs to be placed at the bottom of the cabin, and once the starting range of the water immersion detector is reached, the detector can send feedback information to the substation. The sub station sends out alarm signals to the main station and the operators.
D) Vibration system
In order to ensure the safety of the power equipment, a vibration sensor is arranged in the cabin, the vibration condition of the main equipment is monitored, and the equipment requirement is required to be met. The sub-station can communicate with the vibration sensor, and immediately sends an alarm signal and the position of the prefabricated cabin to the main station or operators once receiving feedback information that the vibration value exceeds the standard.
F)SF6、O2System for controlling a power supply
By SF6、O2Detector, sub station collecting cabin SF6、O2If the real-time concentration value exceeds the allowable value, the substation sends out an alarm signal to the main station or the operator, and is linked with an exhaust fan, an electric shutter and other equipment until SF (sulfur hexafluoride) is detected6、O2The detector values return to the normal range.
3) Communication between substation and fire-fighting fire system
Each prefabricated cabin body is internally provided with 2 fire smoke detectors, 1 fire audible and visual alarm, 1 fan, an air conditioner and 1 electric shutter, and 1 fire-fighting fire system host is arranged in a main control room cabin of the transformer substation. Fire smoke detector and other fire-fighting fire system related equipment are directly connected to the fire-fighting host according to the fire-fighting professional requirements.
The substation can collect fire information from the fire protection fire system host for controlling other equipment in the cabin, but the substation does not participate in and does not influence the independent operation of the fire protection fire system.
After receiving the fire information:
the sub-station immediately cuts off the power supply of the air conditioner, the fan, the electric shutter, the entrance guard and other equipment, and the personnel in the cabin can immediately open the cabin door for escape, thereby ensuring the life safety of the personnel. Meanwhile, the sub-station sends fire alarm signals to the main station and the operators.
The main station sends fire alarm signals to all the substations and starts broadcasting equipment to play fire information of the substation. The station operation personnel can receive the fire information in the very first time, take action of putting out a fire rapidly, avoid the intensity of a fire to enlarge, cause bigger loss for the transformer substation.
4) Communication of substations with broadcast systems
Broadcasting systems are arranged in the sub-cabins, and the broadcasting systems comprise external equipment, related cables and other equipment and can be communicated and linked with the substations.
A) General broadcast function
The sub-station stores the playing content in advance, sets a playing program, for example, a cabin door is opened by swiping a card or inputting a password, and the broadcasting equipment broadcasts the safety operation information and the reminding information for preventing fire construction. When the personnel leave, remind personnel to arrange the operating tool and clear up the scene etc.. Or other systems start the broadcasting equipment through the substation to play the related content.
B) Real-time operational dialog function
The substation can communicate and link with broadcasting equipment, cameras and the like, so that remote operators can watch and guide the ongoing equipment operation in the cabin in real time, illegal operation can be corrected in time, and unnecessary damage to equipment and operators caused by misoperation is avoided.
C) Emergency information broadcast
After receiving the fire information, the main station sends fire alarm signals to all the substations and starts the broadcasting equipment to play the fire information. The operating personnel receive the fire information the very first time, take action of putting out a fire rapidly, avoid the intensity of a fire to enlarge, cause bigger loss for the transformer substation.
5) The sub-station is communicated and linked with control and execution equipment such as an air conditioner, a fan, a dehumidifier, a dust remover, an electric shutter and the like
Electric equipment in a transformer substation, particularly secondary electric equipment, has special requirements on the temperature, the humidity, the dust degree, the salinity, the cabin pressure and the like of an operating environment, for example, a protection screen cabinet requires that the indoor temperature is kept between 5 and 35 ℃, and the indoor temperature is kept dry and the like.
In order to meet the requirements of power equipment on the operating environment, the prefabricated cabin is provided with a plurality of detectors and matched cables in a targeted manner, and can be communicated and linked with the substation to upload real-time data such as temperature, humidity, dust, cabin pressure, salinity and the like in the cabin to the substation.
And a data analysis and control system is arranged in the sub-station, and if the real-time numerical value uploaded by the detector exceeds the range, the sub-station immediately starts partial equipment such as an air conditioner, a fan, a dehumidifier, a dust remover, an electric shutter and the like. When the real-time value uploaded to the substation by the detector is restored to the range, the substation closes the devices. The method creates a safe operation environment for the power equipment and prolongs the service life of the power equipment. Such as: and when the data uploaded by the humidity detector exceeds the preset value range, the sub-station starts the dehumidifier, and the dehumidifier is closed until the data uploaded by the humidity detector is restored to the preset value range.
After receiving the fire information, the sub-station immediately cuts off the power supplies of the air conditioner, the fan and the electric shutter, so that the fire is prevented from expanding.
6) Communication and linkage between substation and lighting control system
The requirement of the transformer substation on illumination is met, lighting lamps are arranged inside and outside the cabin, and control devices of the lamps can be communicated and linked with the substation.
According to the feedback information of the security monitoring equipment, the substation selectively turns on/off the illuminating lamp, compensates the illumination of the camera, and is matched with the conventional patrol of the substation power equipment by an operator and the security protection of the security monitoring equipment on a station area.
The substation is linked with the lighting grade and the access control equipment, the lighting lamp is started when the cabin door is opened, and the lighting lamp is closed when the cabin door is closed.
7) Substation self-diagnostic function
The substation includes a self-diagnostic function. The substation carries out communication diagnosis on all the equipment connected with the substation in real time, reports related information to the host computer in time when finding out a communication fault, and the master station can issue an instruction to recover normal work after the maintenance is confirmed.
8) Master station communication diagnostic function
The master station diagnoses communication faults with the substation in real time, finds out the fault problem of the substation in time and informs operators to overhaul.
9) Master station fault recall function
And the master station stores fault record data of each substation and each device for fault recall.
Finally, it should be noted that: although the present invention has been described in detail, it will be apparent to those skilled in the art that changes may be made in the above embodiments, and equivalents may be substituted for elements thereof. 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 (10)
1. A distributed prefabricated cabin control system is provided with a plurality of prefabricated cabins, wherein each prefabricated cabin comprises a main station cabin and a sub-station cabin; the system is characterized in that an auxiliary control main station and an auxiliary control substation are arranged in a main station cabin, and an auxiliary control substation is arranged in a substation cabin; the auxiliary control substations are connected with each other through cables and are connected to the auxiliary control main station through one of the auxiliary control substations.
2. The distributed prefabricated cabin control system of claim 1, wherein a plurality of auxiliary control systems are arranged on each prefabricated cabin, and each auxiliary control system comprises a detection sensing device and a control execution device; the auxiliary sub-station controller is connected with the detection sensing equipment and the control execution equipment through cables, and data communication and control linkage are achieved.
3. The distributed prefabricated cabin control system of claim 1, wherein the prefabricated cabin is applied to a substation; the master station cabin comprises a master control room cabin; the sub-station cabin comprises a primary equipment cabin, a secondary equipment cabin and a living cabin.
4. The distributed prefabricated cabin control system of claim 2, wherein the auxiliary control system comprises a security system, an environment monitoring system, a fire fighting system, a broadcasting system, a lighting system and a control execution device.
5. The distributed pre-fabricated cabin control system of claim 4, wherein the security system comprises a video camera, a door control device, and an infrared correlation device.
6. The distributed prefabricated cabin control system of claim 4, wherein the environmental monitoring system comprises temperature and humidity, water immersion, vibration, SF6、O2Dust, cabin pressure and salinity detectors.
7. The distributed prefabricated cabin control system of claim 4, wherein a fire smoke detector and a fire audible and visual alarm are installed in each prefabricated cabin, and a fire protection fire system host is installed in the main control room cabin; the fire smoke detector and the fire audible and visual alarm are connected to a fire fighting fire system host.
8. The distributed prefabricated cabin control system of claim 4, wherein the control execution equipment comprises an air conditioner, a fan, a dehumidifier, a dust remover and an electric shutter.
9. The distributed pre-cabin control system of claim 4, wherein the secondary control system further comprises a wind speed monitoring system.
10. The distributed pre-fabricated cabin control system of claim 9, wherein the wind speed monitoring system is disposed outside the pre-fabricated cabin body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146409.2U CN217010433U (en) | 2021-09-07 | 2021-09-07 | Distributed prefabricated cabin control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122146409.2U CN217010433U (en) | 2021-09-07 | 2021-09-07 | Distributed prefabricated cabin control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217010433U true CN217010433U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122146409.2U Active CN217010433U (en) | 2021-09-07 | 2021-09-07 | Distributed prefabricated cabin control system |
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| CN (1) | CN217010433U (en) |
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- 2021-09-07 CN CN202122146409.2U patent/CN217010433U/en active Active
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