CN104006569B - A kind of U-tube is every pressure and orifice plate liquid distributor and method - Google Patents
A kind of U-tube is every pressure and orifice plate liquid distributor and method Download PDFInfo
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- CN104006569B CN104006569B CN201410218702.7A CN201410218702A CN104006569B CN 104006569 B CN104006569 B CN 104006569B CN 201410218702 A CN201410218702 A CN 201410218702A CN 104006569 B CN104006569 B CN 104006569B
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- Prior art keywords
- cavity
- tube
- orifice plate
- liquid
- pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
Abstract
The invention belongs to absorption heat pump or Absorption Refrigerator technical field, particularly to a kind of U-tube every pressure and orifice plate liquid distributor and method.The invention discloses a kind of orifice plate liquid distributor flowed every pressure and gravity by U-tube, be generally used for absorbing in unit vacuum environment, it is mainly made up of U-tube and orifice plate.Wherein playing every pressure effect is U-tube, and working medium flows into the second cavity from the first cavity through U-tube.Being orifice plate between the second cavity and the 3rd cavity, it flows into the 3rd cavity with multiple circular holes, working medium by these circular holes, and driving force is the liquid level of top, i.e. natural flow need not external impetus.The not simple hole of circular hole, but in the shape of the orifice plate similar tubule of one section of formation protruding above, its effect is to ensure that impurity sinks to the bottom, may not flow into circular hole and cause orifice plate to block.
Description
Technical field
The invention belongs to absorption heat pump or Absorption Refrigerator technical field, particularly to a kind of U-tube every
Pressure and orifice plate liquid distributor and method.
Background technology
In absorption heat pump and refrigeration machine structure, such as lithium bromide absorption machine, inside is vacuum environment, due to
Each device each cavity space pressure is different and has the flowing of working medium between each cavity, it is therefore desirable to suitably can be real
Now every the parts that baric flow is dynamic；For the parts in most Absorption Refrigerators, solution or cold-producing medium are all sprays
Mode flow, need liquid distributor；For some form of absorption type heat pump assembly such as patent
Multistage absorption/the generator architecture of CN201010191072.0, working medium can only be natural by gravity between at different levels
Flowing, and unconventional by pump pressurized spray, it is therefore desirable to by natural flow spraying and liquid distributing mode.This
Patent application proposes a kind of U-tube every pressure with by the orifice plate liquid distributor of free gravity flowing.
Summary of the invention
Not enough for prior art, the invention provides a kind of U-tube every pressure and orifice plate liquid distributor and method.
A kind of U-tube is connected every pressure and orifice plate liquid distributor, the first cavity and the second cavity, the second cavity and
It is connected by orifice plate between 3rd cavity；Multiple circular hole is set on described orifice plate, connects the second cavity and the 3rd
Cavity；In the outside of the first cavity, the second cavity and the 3rd cavity, U-tube, the one of described U-tube are set
End is connected with the second cavity lower sides, and the other end passes the second cavity upper portion side wall, with the first cavity bottom
It is connected；In the outside of the first cavity, the second cavity and the 3rd cavity, communicating pipe, the two of described communicating pipe are set
End is connected with the second cavity upper portion side wall and the 3rd cavity upper portion side wall respectively, connects the second cavity and the 3rd chamber
Body.
Each circular hole on described orifice plate is and forms tubulose one section protruding above of orifice plate, makes impurity sink to the bottom,
May not flow into circular hole and cause orifice plate to block.
A kind of U-tube is every pressure and the liquid distributing method of orifice plate liquid distributor, and working medium is passed through U by the first cavity bottom
Shape pipe flow enters the second cavity；There is full liquid part on U-tube both sides, form fluid-tight and reach the effect every pressure；By
Pressure in the first cavity is higher than the second cavity, therefore can be formed in the full liquid part that U-tube two half-unit is divided
Liquid level difference, half part that wherein U-tube and the second cavity lower sides are connected is full packages liquid, and with first
The liquid level of the half part completely liquid part that cavity bottom is connected, is connected than U-tube and the second cavity lower sides
The liquid level of half part is low, and the pressure reduction that the two liquid level difference is formed is i.e. equal to the first cavity and the pressure reduction of the second cavity；
The half part liquid level that U-tube and the first cavity bottom are connected is arranged above the working medium of non-full liquid status and flows down, according to
First cavity and the pressure reduction of the second cavity, the length of U-tube wants long enough guarantee fluid-tight；Working medium is
Forming the liquid level of certain altitude in two cavitys, its height is to be determined by the resistance of flow and orifice plate；Working medium is led to
The circular hole dispersion crossed on orifice plate flows into the 3rd cavity, forms cloth liquid.
Described orifice plate, owing to having certain flow resistance, therefore under certain working medium flow, at the second cavity
The liquid level of certain altitude can be formed above inner hole plate；Working medium flows into the 3rd cavity, driving force by these circular holes
It is that in the second cavity, the height of liquid level, i.e. natural flow need not external impetus.
The invention have the benefit that
The U-tube that the present invention provides, every pressure and orifice plate liquid distributor, can realize two pressure differences well
Working fluid flow between cavity and cloth liquid, it can separate two cavitys by fluid-tight effectively every pressure U-tube
Pressure, and flow resistance is the least, is a kind of simple and reliable every pressure mode；By orifice plate cloth liquid, it is possible to
Realization natural flow cloth liquid under gravity is without external impetus, and ensures the most even of cloth liquid
Stable.
Accompanying drawing explanation
Fig. 1 is that U-tube of the present invention is every pressure and the structural representation of orifice plate liquid distributor；
Label in figure: 1-the first cavity, 2-the second cavity, 3-the 3rd cavity, 4-U type pipe, 5-communicating pipe,
6-orifice plate, 7-circular hole.
Detailed description of the invention
The invention provides a kind of U-tube every pressure and orifice plate liquid distributor and method, below in conjunction with the accompanying drawings and tool
The present invention will be further described for body embodiment.
A kind of U-tube is every pressure and orifice plate liquid distributor, and the first cavity 1 is connected with the second cavity 2, the second chamber
It is connected by orifice plate 6 between body 2 and the 3rd cavity 3；Multiple circular hole 7 is set on described orifice plate 6, connection the
Two cavity 2 and the 3rd cavitys 3；In the outside of first cavity the 1, second cavity 2 and the 3rd cavity 3, U is set
Type pipe 4, one end of described U-tube 4 is connected with the second cavity 2 lower sides, and the other end passes the second chamber
Body 2 upper portion side wall, is connected bottom the first cavity 1；At the first cavity the 1, second cavity 2 and the 3rd cavity
The outside of 3 arranges communicating pipe 5, the two ends of described communicating pipe 5 respectively with the second cavity 2 upper portion side wall and the 3rd
Cavity 3 upper portion side wall is connected, and connects the second cavity 2 and the 3rd cavity 3.
Each circular hole 7 on described orifice plate 6 is and forms tubulose one section protruding above of orifice plate 6, makes impurity
Sink to the bottom, may not flow into circular hole 7 and cause orifice plate 6 to block.
A kind of U-tube is every pressure and the liquid distributing method of orifice plate liquid distributor, and working medium is passed through by bottom the first cavity 1
U-tube 4 flows into the second cavity 2；There is full liquid part on U-tube 4 both sides, form fluid-tight and reach the work every pressure
With；Owing to the pressure of the first cavity 1 is higher than the second cavity 2, therefore in expiring that U-tube 4 two half-unit is divided
Liquid part can form liquid level difference, and half part that wherein U-tube 4 is connected with the second cavity 2 lower sides is
Full packages liquid, and with the liquid level of the half part completely liquid part being connected bottom the first cavity 1, than U-tube 4 and the
The liquid level of half part that two chamber 2 body lower sides are connected is low, and the pressure reduction that the two liquid level difference is formed is i.e. equal to the
One cavity 1 and the pressure reduction of the second cavity 2；U-tube 4 and the half part liquid level being connected bottom the first cavity 1
The working medium being arranged above non-full liquid status flows down, according to the first cavity 1 and the pressure reduction of the second cavity 2, U-tube 4
Length want long enough guarantee fluid-tight；Working medium forms the liquid level of certain altitude in the second cavity 2, its
Height is to be determined by the resistance of flow and orifice plate 6；Working medium disperses inflow the by the circular hole 7 on orifice plate 6
Three cavitys 3, form cloth liquid.
Described orifice plate 6, owing to having certain flow resistance, therefore under certain working medium flow, at the second cavity
The liquid level of certain altitude can be formed above 2 inner hole plates 6；Working medium flows into the 3rd cavity 3 by these circular holes 7,
Driving force is the height of liquid level in the second cavity 2, i.e. natural flow need not external impetus.
Claims (4)
1. a U-tube is every pressure and orifice plate liquid distributor, it is characterised in that: the first cavity (1) and second
Cavity (2) is connected, and is connected by orifice plate (6) between the second cavity (2) and the 3rd cavity (3)；Institute
State and multiple circular hole (7) is set on orifice plate (6), connect the second cavity (2) and the 3rd cavity (3)；?
The outside of one cavity (1), the second cavity (2) and the 3rd cavity (3) arranges U-tube (4), described U
One end of type pipe (4) is connected with the second cavity (2) lower sides, and the other end passes on the second cavity (2)
Portion's sidewall, is connected with the first cavity (1) bottom；At the first cavity (1), the second cavity (2) and the 3rd
The outside of cavity (3) arranges communicating pipe (5), the two ends of described communicating pipe (5) respectively with the second cavity (2)
Upper portion side wall is connected with the 3rd cavity (3) upper portion side wall, connects the second cavity (2) and the 3rd cavity (3).
A kind of U-tube the most according to claim 1 is every pressure and orifice plate liquid distributor, it is characterised in that:
Each circular hole (7) on described orifice plate (6) is and forms tubulose one section protruding above of orifice plate (6), makes
Impurity sinks to the bottom, and may not flow into circular hole (7) and causes orifice plate (6) to block.
A kind of U-tube the most as claimed in claim 1 or 2 every pressure and the liquid distributing method of orifice plate liquid distributor,
It is characterized in that: working medium is flowed into the second cavity (2) by the first cavity (1) bottom by U-tube (4)；
There is full liquid part on U-tube (4) both sides, form fluid-tight and reach the effect every pressure；Due to the first cavity (1)
Pressure higher than the second cavity (2), therefore can form liquid in the full liquid part that U-tube (4) two half-unit is divided
Potential difference, half part that wherein U-tube (4) is connected with the second cavity (2) lower sides is full packages liquid,
And the liquid level of the half part completely liquid part being connected with the first cavity (1) bottom, than U-tube (4) and second
The liquid level of half part that chamber (2) body lower sides is connected is low, and the pressure reduction that the two liquid level difference is formed is i.e. equal to the
One cavity (1) and the pressure reduction of the second cavity (2)；U-tube (4) is connected with the first cavity (1) bottom
Half part liquid level be arranged above the working medium of non-full liquid status and flow down, according to the first cavity (1) and the second cavity (2)
Pressure reduction, the length of U-tube (4) wants long enough guarantee fluid-tight；Working medium is in the second cavity (2)
Forming the liquid level of certain altitude, its height is to be determined by the resistance of flow and orifice plate (6)；Working medium passes through hole
Circular hole (7) dispersion on plate (6) flows into the 3rd cavity (3), forms cloth liquid.
A kind of U-tube the most according to claim 3 every pressure and the liquid distributing method of orifice plate liquid distributor, its
It is characterised by: described orifice plate (6), owing to having certain flow resistance, therefore under certain working medium flow,
The liquid level of certain altitude can be formed in the second cavity (2) inner hole plate (6) top；Working medium passes through these circular holes
(7) flowing into the 3rd cavity (3), driving force is the height of liquid level, i.e. natural flow in the second cavity (2)
Need not external impetus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218702.7A CN104006569B (en) | 2014-05-22 | 2014-05-22 | A kind of U-tube is every pressure and orifice plate liquid distributor and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218702.7A CN104006569B (en) | 2014-05-22 | 2014-05-22 | A kind of U-tube is every pressure and orifice plate liquid distributor and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104006569A CN104006569A (en) | 2014-08-27 |
| CN104006569B true CN104006569B (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410218702.7A Active CN104006569B (en) | 2014-05-22 | 2014-05-22 | A kind of U-tube is every pressure and orifice plate liquid distributor and method |
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| CN (1) | CN104006569B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080292A (en) * | 2014-12-03 | 2015-11-25 | 芜湖三峰节能设备有限公司 | Industrial tail gas fine purifier |
| WO2020220256A1 (en) * | 2019-04-30 | 2020-11-05 | 清华大学 | Pressure isolation device for preventing steam from penetrating same |
| CN110052207A (en) * | 2019-05-05 | 2019-07-26 | 新疆德安环保科技股份有限公司 | Sewage treatment automatic medicine adding apparatus |
| CN113175770B (en) * | 2021-04-26 | 2022-06-24 | 清华大学 | Orifice plate type liquid blocking device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4322951A (en) * | 1980-05-07 | 1982-04-06 | Alfano Vincent J | Control device and method for conserving fuel in an absorption refrigeration system |
| JPH09273832A (en) * | 1996-04-02 | 1997-10-21 | Sanyo Electric Co Ltd | Absorption type refrigerating machine |
| US6260364B1 (en) * | 2000-05-26 | 2001-07-17 | Carrier Corporation | Absorption cooling system having an improved dilution control apparatus |
| US6370893B1 (en) * | 2000-12-22 | 2002-04-16 | Carrier Corporation | Absorption cooling system with refrigerant management for dilution and part load operation |
| CN100494822C (en) * | 2003-04-15 | 2009-06-03 | 北京环能海臣科技有限公司 | Solar energy heat energy lithium bromide absorption type central air conditioner |
| DE102004012276A1 (en) * | 2004-03-12 | 2005-09-29 | Bayerisches Zentrum für angewandte Energieforschung e.V. (ZAE Bayern) | liquid distributor |
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- 2014-05-22 CN CN201410218702.7A patent/CN104006569B/en active Active
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| CN104006569A (en) | 2014-08-27 |
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