CN203930549U - A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature - Google Patents
A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature Download PDFInfo
- Publication number
- CN203930549U CN203930549U CN201420258845.6U CN201420258845U CN203930549U CN 203930549 U CN203930549 U CN 203930549U CN 201420258845 U CN201420258845 U CN 201420258845U CN 203930549 U CN203930549 U CN 203930549U
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- water
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- mixing jet
- pipeline
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Abstract
The utility model discloses a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature, comprise water tank, the outlet of water tank is connected with the water ejector of steam-water mixing jet experimental provision through outlet conduit, increase in pipeline successively, wherein, on outlet conduit, be provided with for the water pump of High-Pressure Water is provided, increase in pipeline vertically arranges, and is also provided with bypass duct on increase in pipeline, bypass duct is provided with bypass valve, and the outlet of bypass duct passes in water tank.A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature of the utility model, it is simple in structure, thermoregulation effect good, in inferior quality flow rate, requirement of experiment temperature a little more than water tank temperature in the situation that, because pump merit is certain, the total flow of opening the water pump of flowing through after bypass increases, the caloric receptivity of unit discharge reduces, water pump temperature rise reduces, the inlet water temperature that flows into water ejector more approaches water tank temperature, then maintains thrower inlet water stability of flow by suitable adjusting feed pipe valve opening.
Description
[technical field]
The utility model belongs to experimental provision field, is specifically related to a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature.
[background technology]
When carrying out the experiment of steam-water mixing jet, in order accurately to obtain steam-water twin phases condensation heat transfer coefficient and steam vapour plumage condensation patterns, under different operating modes, the flow of experimental water and temperature should keep within the specific limits stable (temperature fluctuation: ± 0.5 ℃), in order to avoid exceed temperature, control threshold value.Because experiment table is positioned at eminence, need to from stable source of water, draw water as experiment table water by water pump, and pumping for water pump acting causes water temperature in pipeline to export high compared with water source; In inferior quality flow rate, requirement of experiment temperature a little more than water tank temperature in the situation that, the water pump 2.5MPa that boosts, pump merit can cause water flow temperature rising 8-10 ℃, and when pump power fluctuates, water temperature can exceed stable threshold; Because outlet conduit diameter is larger, and valve employing gate valve form, cannot carry out fine adjustment to discharge: thrower entrance current are difficult to reach the requirement that operating mode is specified in experiment.Therefore, a kind of device of steam-water mixing jet experiment inlet water flow and temperature that regulates proposed very necessary.
[utility model content]
The purpose of this utility model is for the deficiencies in the prior art, and a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature is provided, and it meets the demands experimental water discharge and temperature.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature, comprise water tank, the outlet of water tank is connected with the water ejector of steam-water mixing jet experimental provision through outlet conduit, increase in pipeline successively, wherein, on outlet conduit, be provided with for the water pump of High-Pressure Water is provided, increase in pipeline vertically arranges, and is also provided with bypass duct on increase in pipeline, bypass duct is provided with bypass valve, and the outlet of bypass duct passes in water tank.
The utility model further improves and is: on outlet conduit, be also provided with out Water gate valve.
The utility model further improves and is: go out Water gate valve between the outlet and water pump of water tank.
The utility model further improves and is: the outlet of water tank is arranged at the bottom of water tank.
The utility model further improves and is: steam-water mixing jet experimental provision is steam-water mixing thrower.
The utility model further improves and is: the internal diameter of bypass duct is less than the internal diameter of increase in pipeline.
The utility model further improves and is: on increase in pipeline, be provided with feed pipe valve, it is positioned at the downstream of increase in pipeline and bypass duct bifurcation.
The utility model further improves and is: on increase in pipeline, be also provided with flowmeter, thermopair and pressure gauge, it is all positioned at the downstream of increase in pipeline and bypass duct bifurcation.
The utility model further improves and is: water lift of pump is 25m.
Compared with prior art, the beneficial effects of the utility model are:
A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature of the utility model, it is simple in structure, and an only newly-increased bypass duct, changes bypass valve and feed pipe valve opening size just can regulate experiment discharge and temperature; Stationary flow amount, when pump power fluctuates, can be stable by regulating bypass valve aperture to maintain jet ejectors discharge; Thermoregulation effect is good, in inferior quality flow rate, requirement of experiment temperature a little more than water tank temperature in the situation that, the water pump 2.5MPa that boosts, pump merit causes thrower inlet water temperature to exceed 8-10 ℃ than water tank temperature, can be by regulating bypass valve and feed pipe valve opening to control throughput ratio (bypass flow is than water supply flow) within the scope of 0-1, keeping in the constant situation of water supply flow, by increasing total water current amount, making thrower temperature in only than the high 5-6 ℃ of water tank water temperature, playing the effect of stablizing water temperature.
The utility model can also apply to steam water mixed heat exchanger or network of rivers heating system etc., and other have in the experiment or industrial environment of strict demand working-medium water flow and temperature.
[accompanying drawing explanation]
Fig. 1 is a kind of schematic diagram that regulates the device of steam-water mixing jet experiment inlet water flow and temperature of the utility model.
Wherein: 1 is water tank, 2 is outlet conduit, and 201 is outlet valve, and 3 is water pump, and 4 is tedge, and 401 is feed pipe valve, and 5 is bypass duct, and 501 is bypass valve, and 601 is flowmeter, and 602 is thermopair, and 603 is pressure gauge, 7 steam-water mixing jet experimental provisions.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is further elaborated.
Referring to Fig. 1, the utility model is a kind of regulates the device of steam-water mixing jet experiment inlet water flow and temperature, comprise bottom perforate water tank 1, outlet conduit 2, go out Water gate valve 201, for water pump 3, increase in pipeline 4, feed pipe valve 401, bypass duct 5, bypass valve 501, flowmeter 601, thermopair 602, pressure gauge 603 and the steam-water mixing jet experimental provision 7 of High-Pressure Water are provided; Wherein, go out Water gate valve 201 and be arranged on water pump 3 upstreams, water pump 3 is positioned at outlet conduit 2 horizontal components, bypass duct 5 is drawn and is passed into water tank 1 from increase in pipeline 4 one sides, flowmeter 601, thermopair 602 and pressure gauge 603 are arranged in feed pipe valve 401 downstreams, and increase in pipeline 4 is connected with steam-water mixing fluidic device 7; Note to keep water tank 1 water level certain, prevent that bypass duct 5 outlets from exposing liquid level and communicating with atmosphere, avoiding air to enter pipeline affects water pump and normally moves.
Further, open water tank water outlet gate valve 201, make pump case and suction hose be full of water; Close feed pipe valve 401 and bypass valve 501; Open water pump 3, after water pump 3 stable operations, open feed pipe valve 401; After whole supply channel is stable, can passes through flowmeter 601, thermopair 602 and pressure gauge 603 and measure current water supply parameter.
Further, open bypass valve 501, by changing bypass valve 501 and feed pipe valve 401 aperture sizes, come adjust flux meter, thermocouple readings, make thrower inlet water flow and temperature parameter reach the requirement of experiment of specifying under operating mode.
The utility model is by newly-increased bypass duct 5 between water pump 3 and water export, by opening variation bypass valve 501 make the to flow through total flow of water pump 3, increase, pump merit one regularly, the caloric receptivity of unit discharge reduces, water pump 3 temperature rises reduce, the temperature in that flows into water ejector more approaches water tank temperature, then maintains thrower inlet water stability of flow by suitable increase feed pipe valve 401 apertures; By regulate bypass valve and feed pipe valve opening control throughput ratio bypass flow than water supply flow within the scope of 0-1, thrower temperature in is opened than bypass before low 3-4 ℃, guarantee that temperature rise is controlled in threshold range.When water pump 3 power swing, its rate of discharge and temperature change; By changing two controlled quentity controlled variable-bypass valves and feed pipe valve opening, can regulate temperature and these two controlled volumes of flow of steam-water mixing fluidic device entrance current, to guarantee thrower inlet water flow and temperature stabilization temperature fluctuation: ± 0.5 ℃.
In sum, the utility model employing is added a bypass duct thrower inlet duct flow and temperature is regulated on water supply line, bypass valve standard-sized sheet under inferior quality flow rate operating mode, can guarantee that mixing jet device portal temperature is than the front low 3-4 ℃ of bypass unlatching; Pump power when fluctuation, also can guarantee the temperature fluctuation of mixing jet device portal be stabilized in ± 0.5 ℃ in.Novel steam water mixed heat exchanger, the network of rivers heating systems etc. of can also applying to of this experiment have in the experiment or industrial environment of strict demand working-medium water flow and temperature.
Claims (9)
1. a device that regulates steam-water mixing jet experiment inlet water flow and temperature, it is characterized in that: comprise water tank (1), the outlet of water tank (1) is connected with the water ejector of steam-water mixing jet experimental provision (7) through outlet conduit (2), increase in pipeline (4) successively, wherein, on outlet conduit (2), be provided with the water pump (3) for High-Pressure Water is provided, increase in pipeline (4) vertically arranges, on increase in pipeline (4), be also provided with bypass duct (5), bypass duct (5) is provided with bypass valve (501), and the outlet of bypass duct (5) passes in water tank (1).
2. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, is characterized in that: on outlet conduit (2), be also provided with out Water gate valve (201).
3. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 2, is characterized in that: go out Water gate valve (201) and be positioned between the outlet and water pump (3) of water tank (1).
4. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, is characterized in that: the outlet of water tank (1) is arranged at the bottom of water tank (1).
5. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, is characterized in that: steam-water mixing jet experimental provision (7) is steam-water mixing thrower.
6. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, is characterized in that: the internal diameter of bypass duct (5) is less than the internal diameter of increase in pipeline (4).
7. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, it is characterized in that: on increase in pipeline (4), be provided with feed pipe valve (401), it is positioned at the downstream of increase in pipeline (4) and bypass duct (5) bifurcation.
8. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 7, it is characterized in that: on increase in pipeline (4), be also provided with flowmeter (601), thermopair (602) and pressure gauge (603), it is all positioned at the downstream of increase in pipeline (4) and bypass duct (5) bifurcation.
9. a kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature according to claim 1, is characterized in that: the lift of water pump (3) is 25m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420258845.6U CN203930549U (en) | 2014-05-20 | 2014-05-20 | A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420258845.6U CN203930549U (en) | 2014-05-20 | 2014-05-20 | A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203930549U true CN203930549U (en) | 2014-11-05 |
Family
ID=51826331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420258845.6U Expired - Fee Related CN203930549U (en) | 2014-05-20 | 2014-05-20 | A kind of device that regulates steam-water mixing jet experiment inlet water flow and temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203930549U (en) |
-
2014
- 2014-05-20 CN CN201420258845.6U patent/CN203930549U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20160520 |