CN220185265U

CN220185265U - Hydropower station power generation water temperature adjusting device

Info

Publication number: CN220185265U
Application number: CN202321609662.XU
Authority: CN
Inventors: 何福山; 何少鹏; 何雪芬
Original assignee: Fujian Quanfu Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Fujian Quanfu Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-12-15
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a hydropower station power generation water temperature regulating device, wherein a first water inlet is formed in the left end of a first water inlet pipe, a first control gate valve is arranged on the first water inlet pipe, the rear end of the first control gate valve is connected with a connecting pipe, a water inlet is formed in the left end of a second water inlet pipe, a second control gate valve is arranged on the second water inlet pipe, and the rear end of the second control gate valve is connected with the connecting pipe.

Description

Hydropower station power generation water temperature adjusting device

Technical Field

The utility model relates to the field of water conservancy equipment, in particular to a hydropower station power generation water temperature adjusting device.

Background

The water depth of the river is not large, and the water temperature is basically unchanged due to the flowing and mixing of water, so that layering phenomenon is avoided. When reservoir engineering, especially hydraulic junction engineering of high dam and large warehouse is built, water temperature layering phenomenon, i.e. normal surface water temperature, is generated when artificial lakes (reservoirs) with large area and deep water depth are formed, the water temperature is lower when the water is deeper, and the water temperature under water with the depth of tens of meters is generally stabilized at about 4 ℃ to form a relatively stable low-temperature water layer. When the water is discharged downstream for irrigation, water supply, ecology and the like, if the influence of low-temperature water is not noticed, the problems of influence on crop growth, aquatic organism survival and reproduction caused by too low temperature of the discharged water of the reservoir are likely to occur.

Disclosure of Invention

Therefore, the utility model provides a hydropower station power generation water temperature adjusting device aiming at the problems, which solves the technical problems that the growth of crops, the survival and the reproduction of aquatic organisms are influenced because the temperature of water discharged from a reservoir is too low in the actual use process in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hydropower station electricity generation temperature adjusting device, its structure includes first inlet tube, first water inlet, first control gate valve, connecting pipe, second inlet tube, second water inlet, second control gate valve, mixing tube, generator, drain pipe, the left end of first inlet tube sets up first water inlet, set up first control gate valve on the first inlet tube, the rear end and the connecting pipe of first control gate valve are connected, the left end of second inlet tube sets up the water inlet, set up second control gate valve on the second inlet tube, the rear end and the connecting pipe of second control gate valve are connected, two connecting pipes are connected with mixing tube, the rear end and the generator of mixing tube are connected, the generator is connected with the drain pipe, the position near the water surface is located to first water inlet, the position near the water bottom is located to the second water inlet.

Further, the first water inlet is arranged at a position 10m below the normal water level.

Further, the second water inlet is arranged at a position 5-15m away from the water bottom.

Further, the temperature detectors are arranged in the first water inlet and the second water inlet.

Further, the temperature detector is in a rod shape, and the detection end of the temperature detector is 15cm away from the inner walls of the first water inlet and the second water inlet.

Further, the inside of drain pipe sets up the temperature detector that is used for detecting the temperature, temperature detector sets up at least 2, locates the inside of drain pipe and the outlet department of drain pipe respectively to temperature detector's detection head is apart from the pipe wall at least 10cm.

Furthermore, the first control gate valve and the second control gate valve are both of a structure capable of being partially opened.

Further, the pipe diameters of the first water inlet pipe and the second water inlet pipe are larger than the mixing pipe.

By adopting the technical scheme, the utility model has the beneficial effects that: this power station electricity generation temperature adjusting device has improved the condition that prior art still has the water temperature that the reservoir was let down too low and influence crop growth, aquatic organism existence and reproduction in the in-service use, and in the normal operating process of equipment, can be through the size that the valve of adjusting different pipelines opened and shut, discharge after the water through power generation facility of different degree of depth (temperature) is mixed in the control, can avoid the water of too low temperature to cause environmental pollution and environmental destruction to the downstream in summer, protection low reaches ecology, production safety.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of the working state of the present utility model.

In the figure: 1. a first water inlet pipe; 2. a first water inlet; 3. a first control gate valve; 4. a connecting pipe; 5. a second water inlet pipe; 6. a second water inlet; 7. a second control gate valve; 8. a mixing tube; 9. a generator; 10. and (5) a water drain pipe.

Detailed Description

The utility model will now be further described with reference to the drawings and detailed description.

Referring to fig. 1-2, this embodiment provides a hydropower station power generation water temperature adjusting device, its structure includes first inlet tube 1, first water inlet 2, first control gate valve 3, connecting pipe 4, second inlet tube 5, second water inlet 6, second control gate valve 7, hybrid tube 8, generator 9, drain pipe 10, the left end of first inlet tube 1 sets up first water inlet 2, set up first control gate valve 3 on the first inlet tube 1, the rear end of first control gate valve 3 is connected with connecting pipe 4, the left end of second inlet tube 5 sets up the water inlet, set up second control gate valve 7 on the second inlet tube 5, the rear end of second control gate valve 7 is connected with connecting pipe 4, two connecting pipes 4 are connected with hybrid tube 8, the rear end of hybrid tube 8 is connected with generator 9, generator 9 is connected with drain pipe 10, first water inlet 2 locates the position near the surface of water, second water inlet 6 locates the position near the bottom of water.

The first water inlet 2 is arranged at a position 10m below the normal water level.

The second water inlet 6 is arranged at a position 5-15m away from the water bottom.

Temperature detectors are arranged in the first water inlet 2 and the second water inlet 6.

The temperature detector is rod-shaped, and the detection end of the temperature detector is 15cm away from the inner walls of the first water inlet 2 and the second water inlet 6.

The inside of the drain pipe 10 is provided with at least 2 temperature detectors for detecting temperature, the temperature detectors are respectively arranged in the drain pipe 10 and at the drain outlet of the drain pipe 10, and the detection head of the temperature detector is at least 10cm away from the pipe wall.

The first control gate valve 3 and the second control gate valve 7 are both of a structure capable of being partially opened.

The pipe diameters of the first water inlet pipe 1 and the second water inlet pipe 5 are larger than the mixing pipe 8.

This power station electricity generation temperature adjusting device has improved the condition that prior art still has the water temperature that the reservoir was let down too low and influence crop growth, aquatic organism existence and reproduction in the in-service use, and equipment normal operating process can be through the size that the valve of adjusting different pipelines opened and shut, and the water of control different degree of depth temperature is discharged after mixing through power generation facility, can avoid the water of too low temperature to cause environmental pollution and environmental destruction to the downstream in summer, protection low reaches ecology, production safety.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A hydropower station power generation water temperature adjusting device is characterized in that: the structure of the water inlet device comprises a first water inlet pipe, a first water inlet, a first control gate valve, a connecting pipe, a second water inlet, a second control gate valve, a mixing pipe, a generator and a drain pipe, wherein the first water inlet is arranged at the left end of the first water inlet pipe, the first control gate valve is arranged on the first water inlet pipe, the rear end of the first control gate valve is connected with the connecting pipe, the water inlet is arranged at the left end of the second water inlet pipe, the second control gate valve is arranged on the second water inlet pipe, the rear end of the second control gate valve is connected with the connecting pipe, the two connecting pipes are connected with the mixing pipe, the rear end of the mixing pipe is connected with the generator, the generator is connected with the drain pipe, the first water inlet is arranged at a position close to the water surface, and the second water inlet is arranged at a position close to the water bottom.

2. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: the first water inlet is arranged at a position 10m below the normal water level.

3. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: the second water inlet is arranged at a position 5-15m away from the water bottom.

4. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: and temperature detectors are arranged in the first water inlet and the second water inlet.

5. The hydropower station power generation water temperature adjusting device according to claim 4, wherein: the temperature detector is rod-shaped, and the detection end of the temperature detector is 15cm away from the inner walls of the first water inlet and the second water inlet.

6. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: the inside of drain pipe sets up the temperature detector that is used for detecting the temperature, temperature detector sets up 2 at least, locates the inside of drain pipe and the outlet department of drain pipe respectively to temperature detector's detection head is apart from the pipe wall at least 10cm.

7. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: the first control gate valve and the second control gate valve are both of a structure capable of being opened partially.

8. The hydropower station power generation water temperature adjusting device according to claim 1, wherein: the pipe diameters of the first water inlet pipe and the second water inlet pipe are both larger than the mixing pipe.