CN212178548U - Water replenishing device for water cooling system of converter of wind generating set - Google Patents
Water replenishing device for water cooling system of converter of wind generating set Download PDFInfo
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- CN212178548U CN212178548U CN202020928904.1U CN202020928904U CN212178548U CN 212178548 U CN212178548 U CN 212178548U CN 202020928904 U CN202020928904 U CN 202020928904U CN 212178548 U CN212178548 U CN 212178548U
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Abstract
The utility model discloses a water replenishing device for a converter water cooling system of a wind generating set, which comprises a cooling liquid water tank, a water pump M2, a solenoid valve V2, a check valve N, a pressure sensor PT2 and a converter water cooling system; the cooling liquid water tank, the water pump M2, the electromagnetic valve V2 and the one-way valve N are sequentially connected along a liquid supplementing pipeline; the one-way valve N is connected with the converter water cooling system and faces the converter water cooling system; the pressure sensor PT2 is arranged on a liquid supplementing pipeline between the one-way valve N and the solenoid valve V2. The water tank is additionally arranged in the vacant space of the tower base of the wind generating set and water is supplied to the water cooling system, so that the pressure of the cooling water system is kept constant, the wind generating set cannot be stopped due to low pressure stop work, and the availability and the economic benefit of the wind generating set are improved.
Description
Technical Field
The utility model relates to a aerogenerator field, concretely relates to wind generating set converter water cooling system moisturizing device.
Background
The existing wind generating set converter basically adopts a water cooling mode to dissipate heat, and once a water cooling system is stopped, heat generated during the operation of the converter is accumulated in equipment, so that the equipment is stopped and even internal core components are directly burnt.
The reason why the converter water cooling system is shut down is mainly that the water pressure of the device is too low due to the loss of cooling liquid, and the device cannot be started, and needs to be manually added with water to compensate for the water pressure of the water storage tank and then put into operation again. But when adopting traditional mode of adding water, the fan is shut down before the water-cooling does not resume and will lead to the availability factor of fan low, causes the economic loss of enterprise to can be bigger because of personnel's unable timely processing loss night. In addition, due to the limitation of the space of the tower foundation of the wind driven generator, the capacity of a water storage tank of a water cooling system is small, so that the wind driven generator can frequently generate fault shutdown caused by low water pressure when running under high load, and the small capacity also causes the overflow of cooling liquid when water is artificially added, thereby polluting the working environment of the tower foundation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the water storage capacity of current water cooling system is little, frequently appears that water pressure is low to lead to aerogenerator to break down or unable start, needs the manual work to carry out the moisturizing, and the repair cycle length causes the low just less capacity of aerogenerator utilization ratio also to lead to the people to spill over for coolant liquid when adding water, pollutes the problem of column foot operational environment, and aim at provides a wind generating set converter water cooling system moisturizing device, solves above-mentioned problem.
The utility model discloses a following technical scheme realizes:
a water replenishing device for a converter water cooling system of a wind generating set comprises a cooling liquid water tank, a water pump M2, an electromagnetic valve V2, a one-way valve N, a pressure sensor PT2 and the converter water cooling system;
the cooling liquid water tank, the water pump M2, the electromagnetic valve V2 and the one-way valve N are sequentially connected along a liquid supplementing pipeline;
the one-way valve N is connected with the converter water cooling system and faces the converter water cooling system;
the pressure sensor PT2 is arranged on a liquid supplementing pipeline between the one-way valve N and the solenoid valve V2.
The utility model arranges a large-capacity cooling liquid water tank in the vacant space of the tower footing of the wind driven generator, is connected with the water storage tank in the original converter water cooling system through a water pump and an electromagnetic valve, is provided with a pressure sensor PT2, supplements water by detecting the water pressure intensity in a liquid supplementing pipeline, and arranges a check valve N at the inlet of the water storage tank in order to prevent the water storage tank from being fed back after being filled with the cooling liquid; check valve N is towards the water storage tank, for convenient maintenance and guarantee that the coolant liquid flows the sealed of in-process, and the fluid infusion pipeline between the different devices adopts the mode of screw thread to connect.
Further, the converter water cooling system comprises a water storage tank, a water pump M1, an electromagnetic valve V1, a temperature sensor T, a pressure sensor PT1, a converter C and a radiator H;
the water storage tank is connected with the water pump M1 through a liquid supplementing pipeline, the water pump M1 is connected with the electromagnetic valve V1 through a liquid supplementing pipeline, the electromagnetic valve V1 is connected with the converter C through a liquid supplementing pipeline, and the converter C is connected with the radiator H through a pipeline;
the pressure sensor PT1 is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1, and the temperature sensor T is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1.
Further, the fluid infusion pipeline is connected through threads.
Further, the cooling liquid water tank is arranged on the tower footing of the wind driven generator.
The utility model discloses a theory of operation:
when the water pressure at the outlet of the water storage tank is 0.4 bar-1 bar, the converter water cooling system works normally;
when the water pressure at the outlet of the water storage tank is lower than 0.4bar, the water pressure of the converter water cooling system is too low and the converter water cooling system stops running;
when the pressure sensor PT1 at the outlet of the water storage tank detects that the water pressure is lower than 0.5bar, the electromagnetic valve V2 is controlled by the main control system to be opened, the water pump M2 is started, and cooling liquid is supplemented to the water storage tank.
When the pressure sensor PT1 at the outlet of the water storage tank detects that the water pressure is higher than 0.8bar, the main control system controls the water pump M2 to start and stop, the electromagnetic valve V2 is closed, and the liquid supplementing is finished.
When the pressure sensor PT2 detects that the leakage of the fluid infusion pipeline leads to the water pressure being lower than 0.2bar or the overflow of the water storage tank leads to the water pressure of the fluid infusion pipeline being higher than 0.8bar, the water pump M2 is not started any more, and the electromagnetic valve V2 is not opened any more.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to a wind generating set converter water cooling system moisturizing device utilizes wind generating set tower footing vacant space to install the water tank additional and to the water cooling system moisturizing to maintain cooling water system pressure invariable, can not lead to aerogenerator to shut down because of the low stop work of pressure, further promote aerogenerator's availability and economic benefits.
2. The utility model relates to a wind generating set converter water cooling system moisturizing device adopts the coolant liquid of the coolant liquid water tank storage of large capacity to keep long-time consumption, has reduced maintainer's work load.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a block diagram of the overall structure of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
A water replenishing device for a converter water cooling system of a wind generating set comprises a cooling liquid water tank, a water pump M2, an electromagnetic valve V2, a one-way valve N, a pressure sensor PT2 and the converter water cooling system;
the cooling liquid water tank, the water pump M2, the electromagnetic valve V2 and the one-way valve N are sequentially connected along a liquid supplementing pipeline;
the one-way valve N is connected with the converter water cooling system and faces the converter water cooling system;
the pressure sensor PT2 is arranged on a liquid supplementing pipeline between the one-way valve N and the solenoid valve V2.
The utility model arranges a large-capacity cooling liquid water tank in the vacant space of the tower footing of the wind driven generator, is connected with the water storage tank in the original converter water cooling system through a water pump and an electromagnetic valve, is provided with a pressure sensor PT2, supplements water by detecting the water pressure intensity in a liquid supplementing pipeline, and arranges a check valve N at the inlet of the water storage tank in order to prevent the water storage tank from being fed back after being filled with the cooling liquid; in order to facilitate maintenance and guarantee sealing in the flowing process of cooling liquid, liquid supplementing pipelines among different devices are connected in a threaded mode.
Further, the converter water cooling system comprises a water storage tank, a water pump M1, an electromagnetic valve V1, a temperature sensor T, a pressure sensor PT1, a converter C and a radiator H;
the water storage tank is connected with the water pump M1 through a liquid supplementing pipeline, the water pump M1 is connected with the electromagnetic valve V1 through a liquid supplementing pipeline, the electromagnetic valve V1 is connected with the converter C through a liquid supplementing pipeline, and the converter C is connected with the radiator H through a pipeline;
the pressure sensor PT1 is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1, and the temperature sensor T is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1.
Further, the fluid infusion pipeline is connected through threads.
Further, the cooling liquid water tank is arranged on the tower footing of the wind driven generator.
The utility model discloses a theory of operation:
when the water pressure at the outlet of the water storage tank is 0.4 bar-1 bar, the converter water cooling system works normally;
when the water pressure at the outlet of the water storage tank is lower than 0.4bar, the water pressure of the converter water cooling system is too low and the converter water cooling system stops running;
when the pressure sensor PT1 at the outlet of the water storage tank detects that the water pressure is lower than 0.5bar, the electromagnetic valve V2 is controlled by the main control system to be opened, the water pump M2 is started, and cooling liquid is supplemented to the water storage tank.
When the pressure sensor PT1 at the outlet of the water storage tank detects that the water pressure is higher than 0.8bar, the main control system controls the water pump M2 to start and stop, the electromagnetic valve V2 is closed, and the liquid supplementing is finished.
When the pressure sensor PT2 detects that the leakage of the fluid infusion pipeline leads to the water pressure being lower than 0.2bar or the overflow of the water storage tank leads to the water pressure of the fluid infusion pipeline being higher than 0.8bar, the water pump M2 is not started any more, and the electromagnetic valve V2 is not opened any more.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The water replenishing device for the converter water cooling system of the wind generating set is characterized by comprising a cooling liquid water tank, a water pump M2, an electromagnetic valve V2, a one-way valve N, a pressure sensor PT2 and the converter water cooling system;
the cooling liquid water tank, the water pump M2, the electromagnetic valve V2 and the one-way valve N are sequentially connected along a liquid supplementing pipeline;
the one-way valve N is connected with the converter water cooling system and faces the converter water cooling system;
the pressure sensor PT2 is arranged on a liquid supplementing pipeline between the one-way valve N and the solenoid valve V2.
2. The water replenishing device of the converter water cooling system of the wind generating set according to claim 1, wherein the converter water cooling system comprises a water storage tank, a water pump M1, a solenoid valve V1, a temperature sensor T, a pressure sensor PT1, a converter C and a radiator H;
the water storage tank is connected with the water pump M1 through a liquid supplementing pipeline, the water pump M1 is connected with the electromagnetic valve V1 through a liquid supplementing pipeline, the electromagnetic valve V1 is connected with the converter C through a liquid supplementing pipeline, and the converter C is connected with the radiator H through a pipeline;
the pressure sensor PT1 is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1, and the temperature sensor T is arranged on a fluid replacement pipeline between the water pump M1 and the solenoid valve V1.
3. The water replenishing device for the water cooling system of the converter of the wind generating set according to claim 1, wherein the water replenishing pipeline is connected through threads.
4. The water replenishing device for the water cooling system of the converter of the wind generating set according to claim 1, wherein the cooling liquid water tank is arranged on a tower foundation of the wind generating set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020928904.1U CN212178548U (en) | 2020-05-27 | 2020-05-27 | Water replenishing device for water cooling system of converter of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020928904.1U CN212178548U (en) | 2020-05-27 | 2020-05-27 | Water replenishing device for water cooling system of converter of wind generating set |
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| CN212178548U true CN212178548U (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020928904.1U Active CN212178548U (en) | 2020-05-27 | 2020-05-27 | Water replenishing device for water cooling system of converter of wind generating set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118274557A (en) * | 2024-06-04 | 2024-07-02 | 福州友星生物科技有限公司 | Cooling water circulator |
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2020
- 2020-05-27 CN CN202020928904.1U patent/CN212178548U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118274557A (en) * | 2024-06-04 | 2024-07-02 | 福州友星生物科技有限公司 | Cooling water circulator |
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