CN214892071U - Industrial water recovery system of thermal power factory - Google Patents

Industrial water recovery system of thermal power factory Download PDF

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Publication number
CN214892071U
CN214892071U CN202023188897.5U CN202023188897U CN214892071U CN 214892071 U CN214892071 U CN 214892071U CN 202023188897 U CN202023188897 U CN 202023188897U CN 214892071 U CN214892071 U CN 214892071U
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China
Prior art keywords
water
thermal power
industry
cooling
recovery system
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CN202023188897.5U
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Chinese (zh)
Inventor
丁连征
邢树涛
高天义
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Zhengzhou Guodian Machinery Design Graduate School Co ltd
Huadian Zhengzhou Machinery Design and Research Institute Co Ltd
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Zhengzhou Guodian Machinery Design Graduate School Co ltd
Huadian Zhengzhou Machinery Design and Research Institute Co Ltd
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Abstract

The utility model discloses a thermal power factory industrial water recovery system, including the industrial water cooling unit, be provided with the diversion branch road on the industrial water cooling unit, set up cooling water recovery unit on the diversion branch road, cooling water recovery unit is including deoiling device, water quality testing device and chemical system water supply installation, wherein, be provided with conduit between deoiling device and the chemical system water supply installation, deoiling device passes through conduit and chemical system water supply installation fixed connection, water quality testing device fixes on conduit, has simple structure, practiced thrift the steam quantity, has reduced the beneficial effect of the loss of cooling water energy.

Description

Industrial water recovery system of thermal power factory
Technical Field
The utility model belongs to the technical field of thermal power plant, concretely relates to thermal power plant industrial water recovery system and method.
Background
The cooling of industrial equipment utilizes hydrologic cycle to cool down usually among the thermal power plant, behind the rotating equipment among the thermal power plant industrial equipment is flowed through to the cooling water, carry out the heat transfer with rotating equipment, make cooling water temperature rise, the cooling water after the intensification contains more enthalpy value, the cooling water after the heat transfer intensifies is generally sent into the circulative cooling tower with the processing mode of current thermal power plant and is circulated and use, caused the unable recovery of cooling water heat and caused energy loss like this, in addition, used circulating water need carry out system water again through chemical water making system in the power plant, need adopt steam to heat the raw water at the water making in-process, lead to the steam consumption increase of power plant.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a thermal power factory industrial water recovery system and method.
The specific scheme is as follows:
the utility model provides a thermal power factory industry cooling water recovery system, includes industry water cooling unit, its characterized in that: the industrial water cooling unit is provided with a water diversion branch, the water diversion branch is provided with a cooling water recovery unit, the cooling water recovery unit comprises an oil removal device, a water quality detection device and a chemical water production system water supply device, wherein a water conveying pipeline is arranged between the oil removal device and the chemical water production system water supply device, the oil removal device is fixedly connected with the chemical water production system water supply device through the water conveying pipeline, and the water quality detection device is fixed on the water conveying pipeline.
The water quality detection device comprises a controller, an oil content detection device and a temperature measurement device, wherein the oil content detection device and the temperature measurement device are electrically connected with the controller.
The oil content detection device is an oil content detector, and the temperature measurement device is a temperature sensor.
And the water pipe is also provided with a water flow meter which is electrically connected with the controller.
Chemistry system water supply installation includes raw water heater and raw water tank, raw water tank and raw water heater pipe connection, raw water heater and flowmeter pipe connection, be provided with the heating solenoid valve on the raw water heater, the heating solenoid valve with the controller electricity is connected.
The oil removing device is an oil stain separator, an oil stain separating switch is arranged on the oil stain separator, and the oil stain separating switch is electrically connected with the controller.
The industrial water cooling unit comprises a reservoir, an industrial water tank, an industrial water pump, industrial rotating equipment and a cooling tower, wherein the reservoir is connected with an industrial water tank pipeline, the industrial water tank is connected with the industrial water pump pipeline, the industrial water pump is connected with the industrial rotating equipment pipeline, and the industrial rotating equipment is connected with the cooling tower pipeline.
The industrial equipment and the cooling tower are both connected with a water diversion branch pipeline, and the water diversion branch pipeline is connected with an oil removal device pipeline.
The utility model discloses a thermal power factory industrial water recovery system adopts the cooling water recovery unit to retrieve the heat in with the cooling water and carries to chemical water preparation system water supply installation in, still detects return water quality of water in transportation process, has simple structure, practiced thrift the steam quantity, has reduced the beneficial effect of the loss of cooling water energy.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of an electrical connection structure of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the implementations of the present invention, and not all implementations, and all other embodiments obtained by those skilled in the art without any inventive work are included in the scope of the present invention.
As shown in fig. 1-2, a thermal power factory industry cooling water recovery system, including industry water cooling unit 16, be provided with diversion branch road 6 on the industry water cooling unit 16, set up cooling water recovery unit on diversion branch road 6, cooling water recovery unit is including deoiling device 7, water quality testing device 17 and chemical water preparation system water supply installation 13, wherein, be provided with conduit 9 between deoiling device 7 and the chemical water preparation system water supply installation 13, deoiling device 7 passes through conduit 9 and chemical water preparation system water supply installation 13 fixed connection, water quality testing device 17 fixes on conduit 9.
The water quality detection device 17 comprises a controller, an oil content detection device 11 and a temperature measurement device 12, wherein the oil content detection device 11 and the temperature measurement device 12 are both electrically connected with the controller.
The oil content detection device 11 is an oil content detector, and the temperature measurement device 12 is a temperature sensor.
The water pipe 9 is also provided with a water flow meter 10, and the water flow meter 10 is electrically connected with the controller.
Chemistry system water supply installation 13 is including giving birth to water heater 14 and raw water tank 15, raw water tank 15 and raw water heater 14 pipe connection, raw water heater 14 and water flowmeter 10 pipe connection, be provided with the heating solenoid valve on the raw water heater 14, the heating solenoid valve with the controller electricity is connected.
The oil removing device 7 is an oil stain separator, an oil stain separating switch 18 is arranged on the oil stain separator, the oil stain separating switch 18 is electrically connected with the controller, and the oil stain separator is preferably a centrifugal oil purifier. The controller can be a single chip microcomputer or a PLC, is preferably the PLC in the embodiment, and has the advantages of being suitable for industrial environment and high in anti-interference capacity.
The industrial water cooling unit 16 comprises a reservoir 1, an industrial water tank 2, an industrial water pump 3, an industrial rotating device 4 and a cooling tower 5, wherein the reservoir 1 is connected with the industrial water tank 2 through a pipeline, the industrial water tank 2 is connected with the industrial water pump 3 through a pipeline, the industrial water pump 3 is connected with the industrial rotating device 4 through a pipeline, and the industrial device is connected with the cooling tower 5 through a pipeline.
The industrial equipment and the cooling tower 5 are connected with a water diversion branch 6 through pipelines, and the water diversion is connected with an oil removal device 7 through a pipeline.
The specific working process of the industrial water recovery system of the thermal power plant is as follows:
in thermal power factory, adopt the cooling water to carry out water-cooling for rotating equipment usually and guarantee if the generator can work at normal temperature range for equipment, the cooling water carries out the heat transfer in rotating equipment for the temperature of cooling water risees, and rotating equipment's temperature reduces simultaneously, and the cooling water after accomplishing the heat exchange can flow out and get into and cool off in 5 in the cooling tower for the circulative cooling prepares for rotating equipment.
In this embodiment, when the cooling water in the industrial water cooling unit 16 flows through the water diversion branch 6, the cooling water is divided, one path of the cooling water is conveyed to the cooling tower 5 for cooling, the other path of the cooling water flows into the cooling water recovery unit through the water diversion branch 6, in the cooling water recovery unit, the oil content detection device 11 and the temperature measurement device 12 respectively detect the oil content of the returned cooling water and the temperature of the returned cooling water, if the oil content of the cooling water is higher, the controller sends a signal to the oil contamination separation switch 18, the oil contamination separation is powered on, so that the oil contamination separator starts to operate, and the oil contamination separator performs oil contamination separation on the cooling water entering the water diversion branch 6, removes oil contamination, and obtains cooling water without oil contamination.
The temperature measuring device 12 detects the temperature of the cooling water, if the temperature of the cooling water is low, the controller sends an electric signal to the heating electromagnetic valve, the heating electromagnetic valve is powered on and opened, high-temperature steam flows into the raw water heater 14 through the heating electromagnetic valve, the steam heats the cooling water in the raw water heater 14, the temperature of the cooling water reaches the temperature required by chemical water production, under the normal condition, the temperature of the cooling water returning is high, the raw water heater 14 can not be used for opening the heating electromagnetic valve, and the cooling water flows into the raw water tank 15 through the raw water heater 14 to provide a high-heat water source for the chemical water production.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims (8)

1. A thermal power plant industrial water recovery system, comprising an industrial water cooling unit (16), characterized in that: be provided with diversion branch road (6) on industry water cooling unit (16), set up cooling water recovery unit on diversion branch road (6), cooling water recovery unit is including deoiling device (7), water quality testing device (17) and chemistry system water supply installation (13), wherein, be provided with conduit (9) between deoiling device (7) and chemistry system water supply installation (13), deoiling device (7) are through conduit (9) and chemistry system water supply installation (13) fixed connection, water quality testing device (17) are fixed on conduit (9).
2. The thermal power plant industrial water recovery system of claim 1, wherein: the water quality detection device (17) comprises a controller, an oil content detection device (11) and a temperature measurement device (12), wherein the oil content detection device (11) and the temperature measurement device (12) are electrically connected with the controller.
3. The thermal power plant industrial water recovery system of claim 2, wherein: the oil content detection device (11) is an oil content detector, and the temperature measurement device (12) is a temperature sensor.
4. The thermal power plant industrial water recovery system of claim 2, wherein: the water pipe (9) is also provided with a water flow meter (10), and the water flow meter (10) is electrically connected with the controller.
5. The thermal power plant industrial water recovery system of claim 4, wherein: chemistry system water supply installation (13) are including giving birth to water heater (14) and raw water tank (15), raw water tank (15) and raw water heater (14) pipe connection, raw water heater (14) and water flowmeter (10) pipe connection, be provided with the heating solenoid valve on raw water heater (14), the heating solenoid valve with the controller electricity is connected.
6. The thermal power plant industrial water recovery system of claim 5, wherein: the oil removing device (7) is an oil stain separator, an oil stain separating switch (18) is arranged on the oil stain separator, and the oil stain separating switch (18) is electrically connected with the controller.
7. The thermal power plant industrial water recovery system of claim 1, wherein: industry water cooling unit (16) include cistern (1), industry pond (2), industry water pump (3), industry rotating equipment (4) and cooling tower (5), wherein, cistern (1) and industry pond (2) pipe connection, industry pond (2) and industry water pump (3) pipe connection, industry water pump (3) and industry rotating equipment (4) pipe connection, industry rotating equipment and cooling tower (5) pipe connection.
8. The thermal power plant industrial water recovery system of claim 7, wherein: the industrial rotating equipment and the cooling tower (5) are connected with a water diversion branch (6) through a pipeline, and the water diversion branch is connected with an oil removal device (7) through a pipeline.
CN202023188897.5U 2020-12-26 2020-12-26 Industrial water recovery system of thermal power factory Active CN214892071U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023188897.5U CN214892071U (en) 2020-12-26 2020-12-26 Industrial water recovery system of thermal power factory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023188897.5U CN214892071U (en) 2020-12-26 2020-12-26 Industrial water recovery system of thermal power factory

Publications (1)

Publication Number Publication Date
CN214892071U true CN214892071U (en) 2021-11-26

Family

ID=78911040

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023188897.5U Active CN214892071U (en) 2020-12-26 2020-12-26 Industrial water recovery system of thermal power factory

Country Status (1)

Country Link
CN (1) CN214892071U (en)

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