CN210895136U - Water storage amount monitoring system for accident oil pool and accident oil pool - Google Patents
Water storage amount monitoring system for accident oil pool and accident oil pool Download PDFInfo
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- CN210895136U CN210895136U CN201922238777.2U CN201922238777U CN210895136U CN 210895136 U CN210895136 U CN 210895136U CN 201922238777 U CN201922238777 U CN 201922238777U CN 210895136 U CN210895136 U CN 210895136U
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Abstract
The utility model discloses a water storage capacity monitoring system for an accident oil pool, which comprises a height detector, wherein the height detector is arranged in the accident oil pool and is used for acquiring the height between the top of the pool and the liquid level; the pressure sensor is arranged at the bottom of the emergency oil pool and is used for acquiring the pressure of pool water at the bottom of the emergency oil pool; and the controller is respectively connected with the height detection unit and the pressure detection unit. The utility model discloses a height between high detector collection pond top and the liquid level and be used for gathering the pond water pressure at the bottom of the pool through pressure sensor. According to the known parameters and the corresponding calculation formula, the height of the oil layer (namely the height of the accident oil) and the height of the pool water can be calculated through the controller, and real-time acquisition data is obtained. In this way, the existing manual observation mode is solved. And the data is more accurate so as to monitor the accident oil pool in real time.
Description
Technical Field
The utility model relates to a technical field of accident oil bath specifically is a water storage capacity monitored control system, accident oil bath for accident oil bath.
Background
The accident oil pool of the transformer substation is a main structure for storing and discharging oil when an oil-immersed transformer fails or fires or oil storage equipment of the oil-immersed transformer leaks. The working principle of the accident oil pool is mainly to realize oil-water separation by utilizing the properties that the density of oil is less than that of water, the oil and the water are not miscible and the like. And when oil-water separation is carried out, the pool water in the accident oil pool is discharged by a pipeline under the action of pressure, or the water is discharged by a water pump, so that the transformer oil is intercepted and stored.
In the process of realizing the invention, the applicant finds that the existing accident oil pool has the following problems:
when the water quantity of the pool water is not enough, the water needs to be supplemented in time to ensure the interception and storage of the transformer oil and avoid the environmental pollution caused by the oil discharge. Or, the transformer oil can continuously enter the transformer oil only by adopting a water pump drainage mode because pond water needs to be discharged during oil inlet.
For the supplement or discharge of the pool water, the current stage mainly depends on the mode of manually observing the water storage amount to carry out regulation and control. This results in control efficiency, low reliability, and high demands on personnel.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned mode that relies on artifical observation water storage capacity to exist relevant defect technical defect at present stage mainly, the utility model provides a water storage capacity monitored control system, accident oil bath for accident oil bath.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
a water storage capacity monitored control system for accident oil bath, a serial communication port, include:
the height detector is arranged in the accident oil pool and is used for collecting the height between the top of the pool and the liquid level;
the pressure sensor is arranged at the bottom of the emergency oil pool and is used for acquiring the pressure of pool water at the bottom of the emergency oil pool;
and the controller is respectively connected with the height detection unit and the pressure detection unit.
Preferably, the height detector is an ultrasonic sensor, and the height detector is arranged at the top of the pool to acquire the height between the top of the pool and the liquid level.
Preferably, the controller comprises a storage module with preset emergency oil pool height.
Preferably, the controller is also connected with a water inlet device and/or a water outlet device of the accident oil pool.
Preferably, the water inlet device is an electric valve or a water pump.
Preferably, the water storage amount monitoring system further comprises a solar power supply device connected with the controller.
Preferably, the controller further comprises a wireless communication module, the communication module is used for communicating with the outside, and the controller transmits data to the outside through the communication module.
Preferably, the water storage amount monitoring system further comprises a display device connected with the controller; the display device comprises a working state display, and is further connected with a parameter setting key and an alarm.
The utility model also provides an accident oil pool, which comprises an oil pool main body and a controller;
the top of the oil pool main body is provided with a height detection unit, and the height detection unit is used for acquiring the height between the pool top and the liquid level;
the bottom of the oil pool main body is provided with a pressure sensor, and the pressure sensor is used for acquiring the pool water pressure at the pool bottom;
the controller is respectively connected with the ultrasonic sensor and the pressure sensor and used for calculating the height of the pool water and the height of the oil layer.
Preferably, an electric valve is arranged on a water inlet pipe of the oil pool main body, and the controller is connected with the electric valve;
when the height of the pond water is greater than or equal to a preset value, the controller controls the electric valve to close;
when the height of the pond water is lower than the preset value, the controller controls the electric valve to open.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a height between high detector collection pond top and the liquid level and be used for gathering the pond water pressure at the bottom of the pool through pressure sensor. Based on the parameters of the accident oil pool, the height of the oil layer (namely the height of the accident oil) and the height of the pool water can be calculated through the controller, and real-time acquisition data is obtained. In this way, the existing manual observation mode is solved. And the data is more accurate so as to monitor the accident oil pool in real time.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the data acquisition unit of the present invention;
fig. 2 is a right view of the monitoring background of the present invention;
FIG. 3 is a schematic perspective view of the emergency oil pool of the present invention;
in the figure:
1-a controller, 11-a communication module and 12-a storage module;
2-a height detector;
3-a pressure sensor;
4-power supply means.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1 to fig. 3, it is a preferred composition of the water storage amount monitoring system for the accident oil pool of the present invention.
The water storage amount monitoring system consists of two parts, including a data acquisition part and a monitoring background. The data acquisition part is software and hardware arranged in the accident oil pool, and is mainly used for acquiring real-time parameters of the pool water height and the oil layer height and feeding the real-time parameters back to the monitoring background for monitoring.
Data acquisition part
As shown in fig. 1, the water storage amount monitoring system comprises a height detector 2 arranged in an accident oil pool, a pressure sensor 3, a controller 1 and a power supply device.
As shown in fig. 3, which is a mounting layout diagram of the height detector 2, the pressure sensor 3, and the controller 1. The height detector 2 is arranged in an accident oil pool. And the pressure sensor 3 is arranged at the bottom of the emergency oil pool. The controller 1 is connected with the height detector 2 and the pressure sensor 3 respectively to acquire sampling data of the height detector and the pressure sensor.
The pressure sensor 3 is used for acquiring the water pressure p at the bottom of the pool; the height detector 2 is used for acquiring the height H3 between the top of the tank and the liquid level, namely the height between the liquid level of the transformer oil and the top of the tank.
In this embodiment, the controller 1 includes a storage module 12, and the storage module 12 stores the total height H of the emergency oil pool in advance. Further, a calculation formula of the density rho 1 of the transformer oil, the density rho 2 of the pool water and the liquid pressure can be stored: p ═ p (ρ 1 · H1+ ρ 2 · H2) × g, and height formula H ═ H1+ H2+ H3. Liquid pressure calculation formula and height formula, H1 is the height of the oil pool, and H2 is the height of the water pool.
It should be noted that the parameters and formulas are not necessarily stored in the storage module in advance, and can also be input into the controller through the field, so that the water storage amount monitoring system can cope with accident oil pools of different scales.
As shown in fig. 3, the height detector 2 is an ultrasonic sensor, and the height detector 2 is disposed on the top of the tank to acquire the height H3.
The embodiment also provides a specific mounting mode of each device. The controller 1 is installed on the outer surface of the top of the accident oil pool. An air inlet hole is formed in the top of the accident oil pool, so that the ultrasonic sensor is suspended on the inner surface of the accident oil pool through the air inlet hole, and the transmitting end of the ultrasonic sensor faces the liquid level of the transformer oil. Further, the pressure sensor 3 is thrown to the bottom of the accident oil pool. Through such arrangement, the field working environment is not influenced, the installation is convenient, and the improvement on the existing accident oil pool is also convenient.
Specifically, the power supply device 4 is connected to the controller 1. The power supply device 4 is used for reducing the voltage of 220V mains supply for the data acquisition part. Preferably, the power supply device 4 is a solar power supply device, which includes a solar panel and a battery power supply module connected with each other, and the battery power supply module is connected with the controller 1.
The power supply device described in this embodiment is a well-known technology, and can be designed by a person skilled in the art according to the type of the voltage required by the data acquisition part, and will not be described too much here.
The working principle of the water storage amount monitoring system is as follows:
the height H3 between the top of the pool and the liquid level and the pressure p of the pool water at the bottom of the pool are collected by the ultrasonic sensor. The controller mainly comprises the following components according to the preset parameters of the storage module and the corresponding calculation formula:
equation 1: p ═ g (ρ 1h1+ ρ 2h 2);
equation 2: H-H1 + H2+ H3;
based on the above data, the reservoir height H1 (i.e., the accident oil height) and the pond water height H2 were obtained.
The utility model discloses a data acquisition part is handled data, can obtain real-time oil reservoir height and pond water height to solve current manual observation's mode. And the data is more accurate, and the monitoring background is convenient to monitor and take counter measures.
Extended application with respect to data acquisition portion
(1) Transmission of sampled data
In this embodiment, the controller 1 further includes a communication module 11, the communication module 11 is used for communicating with the outside, and the control device transmits data to the outside through the communication module 11 to monitor the accident oil pool. On the other hand, the controller 1 may also interact with the outside world through the communication module 11 to receive external control signals, data, etc., and preferably, the communication module 11 is a wireless communication module, which is realized by those skilled in the art, and the present invention is not described in too much detail.
(2) Ganged control using sampled data
In this embodiment, the controller 1 is also connected to the water intake and/or the water discharge of the emergency oil pool. The controller 1 performs parameter comparison by comparing the oil layer height H1 (i.e., the accident oil height) and the pool water height H2 with preset values. And operating the water inlet equipment and the water discharging equipment according to the parameter comparison result. Specifically, the present embodiment gives the following example:
in one embodiment, as shown in fig. 3, the water inlet device of the emergency oil pool comprises a water inlet pipe, wherein the water inlet end of the water inlet pipe is connected with a water supply source, and the water outlet end of the water inlet pipe is positioned at the bottom of the emergency oil pool and is communicated with the chamber of the emergency oil pool. Wherein, be provided with the electrically operated valve in the water inlet end of inlet tube, the electrically operated valve is used for opening and close the inlet tube.
Specifically, the controller is connected with the electrically operated valve. And the controller controls the opening and closing of the electric valve according to the calculated height H2 of the pool water. The controller is configured to:
when the height of the pool water is larger than or equal to a first preset value, the controller controls the electric valve to close so as to close the water inlet pipe to stop supplying water to the accident oil pool.
When the height of the pool water is lower than the second preset value, the controller controls the electric valve to be opened to replenish water for the accident oil pool until the height of the pool water is greater than or equal to the first preset value.
In another embodiment, the drainage device is used for automatically draining away pool water of an emergency oil pool, such as a drainage pump or the like.
Monitoring background
As shown in fig. 2, the monitoring background includes a display device, a parameter setting key and an alarm.
The display device comprises a control module, a working state display and a communicator which are connected with each other. The communicator is in wireless communication with the controller 1 to receive real-time sampled data of the data acquisition part, such as the oil layer height H1 and the pond water height H2. The display device displays the sampling data through the working state displayer so as to be convenient for monitoring by workers.
Specifically, the parameter setting button is connected with a control module of the display device, the parameter setting button can set parameters of the controller 1 through remote communication, and parameters such as the total height H of the accident oil pool, a first preset value, a second preset value, a water level water supplementing height and an alarm height can be set through the parameter setting button.
The alarm is used for linkage alarm. When the height of the water in the oil pool exceeds a set value, the control module identifies and controls the alarm to give an alarm sound to prompt a worker to process.
Accident oil pool
As shown in FIG. 3, the utility model also provides an accident oil pool. The accident oil pool comprises an oil pool main body and a data acquisition part arranged on the oil pool main body. In particular, the oil sump body has a hollow chamber, and the accidental oil sump is well known in the art and not described herein in any greater detail.
Wherein, the composition and installation mode of the data acquisition part refer to the above description.
Specifically, as shown in fig. 3, a height detector 2 using an ultrasonic sensor is disposed at the top of the oil pool main body, and the height detector 2 is used for acquiring the height between the pool top and the liquid level. The bottom of the oil pool main body is provided with a pressure sensor 3, and the pressure sensor 3 is used for collecting the pool water pressure at the pool bottom. Still install controller 1 on the top of oil bath main part, controller 1 is connected with ultrasonic sensor and pressure sensor 3 respectively, controller 1 is used for calculating oil reservoir height H1 and pond water height H2.
The oil bath main part is provided with an inlet tube, the end of intaking of inlet tube is connected with the water supply, and the play water end of inlet tube is located the bottom of the pool of oil bath main part to communicate with the cavity in accident oil bath. Wherein, be provided with the electrically operated valve in the water inlet end of inlet tube, the electrically operated valve is used for opening and close the inlet tube.
Specifically, the controller is connected with the electrically operated valve. And the controller controls the opening and closing of the electric valve according to the calculated height H2 of the pool water. The control device is configured to:
when the height of the pool water is larger than or equal to the preset value, the controller controls the electric valve to close so as to close the water inlet pipe to stop supplying water to the chamber of the accident oil pool.
When the height of the pool water is lower than a preset value, the controller controls the electric valve to be opened to supplement water in the chamber of the accident oil pool.
Other structures of the water storage amount monitoring system for the accident oil pool and the accident oil pool in the embodiment are shown in the prior art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. A water storage capacity monitoring system for an emergency oil pool, comprising:
the height detector is arranged in the accident oil pool and is used for collecting the height between the top of the pool and the liquid level;
the pressure sensor is arranged at the bottom of the emergency oil pool and is used for acquiring the pressure of pool water at the bottom of the emergency oil pool;
and the controller is respectively connected with the height detection unit and the pressure detection unit.
2. The water storage capacity monitoring system for an accident oil pool of claim 1, wherein:
the height detector is an ultrasonic sensor and is arranged at the top of the tank to collect the height between the top of the tank and the liquid level.
3. The water storage capacity monitoring system for an accident oil pool of claim 1, wherein:
the controller comprises a storage module with preset accident oil pool height.
4. The water storage capacity monitoring system for an accident oil pool of claim 1, wherein:
the controller is also connected with the water inlet equipment and/or the water outlet equipment of the accident oil pool.
5. The water storage capacity monitoring system for an accident oil pool of claim 4, wherein:
the water inlet equipment is an electric valve or a water pump.
6. The water storage capacity monitoring system for the emergency oil pool according to any one of claims 1 to 5, further comprising:
and the solar power supply device is connected with the controller.
7. The water storage capacity monitoring system for the emergency oil pool according to any one of claims 1 to 5, wherein:
the controller also comprises a wireless communication module, the communication module is used for communicating with the outside, and the controller transmits data to the outside through the communication module.
8. The water storage capacity monitoring system for the emergency oil pool according to any one of claims 1 to 5, further comprising:
a display device connected with the controller; the display device comprises a working state display, and is further connected with a parameter setting key and an alarm.
9. An accident oil pool is characterized by comprising an oil pool main body and a controller;
the top of the oil pool main body is provided with a height detection unit, and the height detection unit is used for acquiring the height between the pool top and the liquid level;
the bottom of the oil pool main body is provided with a pressure sensor, and the pressure sensor is used for acquiring the pool water pressure at the pool bottom;
the controller is respectively connected with the ultrasonic sensor and the pressure sensor and used for calculating the height of the pool water and the height of the oil layer.
10. The emergency oil pool of claim 9, wherein:
an electric valve is arranged on a water inlet pipe of the oil pool main body, and the controller is connected with the electric valve;
when the height of the pond water is greater than or equal to a preset value, the controller controls the electric valve to close;
when the height of the pond water is lower than the preset value, the controller controls the electric valve to open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238777.2U CN210895136U (en) | 2019-12-13 | 2019-12-13 | Water storage amount monitoring system for accident oil pool and accident oil pool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238777.2U CN210895136U (en) | 2019-12-13 | 2019-12-13 | Water storage amount monitoring system for accident oil pool and accident oil pool |
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| CN210895136U true CN210895136U (en) | 2020-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212199A (en) * | 2020-09-09 | 2021-01-12 | 广东韶钢松山股份有限公司 | Automatic drainage method and device for oil tank, computer equipment and storage medium |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112212199A (en) * | 2020-09-09 | 2021-01-12 | 广东韶钢松山股份有限公司 | Automatic drainage method and device for oil tank, computer equipment and storage medium |
| CN112212199B (en) * | 2020-09-09 | 2022-07-29 | 广东韶钢松山股份有限公司 | Automatic drainage method and device for oil tank, computer equipment and storage medium |
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