CN108627305A - The method and air-conditioning system of air-conditioning system sealing propertytest - Google Patents
The method and air-conditioning system of air-conditioning system sealing propertytest Download PDFInfo
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- CN108627305A CN108627305A CN201710179234.0A CN201710179234A CN108627305A CN 108627305 A CN108627305 A CN 108627305A CN 201710179234 A CN201710179234 A CN 201710179234A CN 108627305 A CN108627305 A CN 108627305A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000007789 sealing Methods 0.000 title claims abstract description 20
- 229910052987 metal hydride Inorganic materials 0.000 claims abstract description 253
- 150000004681 metal hydrides Chemical class 0.000 claims abstract description 253
- 239000001257 hydrogen Substances 0.000 claims abstract description 127
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 127
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 106
- 238000007689 inspection Methods 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 150000002431 hydrogen Chemical class 0.000 claims description 19
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 230000005518 electrochemistry Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- -1 hydrogen Compound Chemical class 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 17
- 150000004678 hydrides Chemical class 0.000 description 11
- 238000001514 detection method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000004590 computer program Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses the method for air-conditioning system sealing propertytest and air-conditioning systems, belong to air-conditioning technical field.Air-conditioning system includes：Electrochemical compressor, and the first metal hydride heat exchanger and the second metal hydride heat exchanger, this method that are separately connected with two ports of the electrochemical compressor include：When determining satisfaction setting inspection condition, the current pH value of metal hydride in current metal hydride heat exchanger is obtained；When the current pH value and the storage pH value mismatch corresponding with the current metal hydride heat exchanger preserved, it determines in the hydrogen paths of the air-conditioning system and leaks into steam, wherein, the hydrogen paths are after the electrochemical compressor applies voltage, and hydrogen carries out mobile transmission channel to the second metal hydride heat exchanger from the first metal hydride heat exchanger by the electrochemical compressor.
Description
Technical field
The present invention relates to air-conditioning technical fields, the more particularly to method and air-conditioning system of air-conditioning system sealing propertytest.
Background technology
With the improvement of living standards, air-conditioning more prevalent use.Currently, most of air-conditionings especially domestic air conditioning
Using steam compression type refrigeration, the refrigerant in this refrigeration modes is fluoride, and discharging or reveal this refrigerant can be to ring
Border causes damages, and therefore, fluorine-free air conditioning gradually develops and uses.
Currently, fluorine-free air conditioning system may include：Electrochemical compressor, and distinguish with two ports of electrochemical compressor
The first metal hydride heat exchanger and the second metal hydride heat exchanger are connected, in this way, applying in electrochemical compression positive
When voltage, hydrogen can be driven to be moved from the first metal hydride heat exchanger to the second metal hydride heat exchanger, meanwhile, inhale hydrogen
The second external heat release of metal hydride heat exchanger, the first metal hydride heat exchanger of hydrogen release externally absorbs heat, to using inhaling
The metal hydride heat exchanger of heat freezes to indoor environment, achievees the purpose that reduce room temperature, realization and traditional air-conditioning system
Similar refrigeration effect.
It exchanges heat to the second metal hydride since hydrogen is from the first metal hydride heat exchanger, and by electrochemical compressor
Device moves, in this way, constituting the hydrogen paths for carrying out hydrogen transmission.General hydrogen paths are sealing, still, electrochemical compression
Easily there is poorly sealed problem in the connectivity port of machine or the other parts of hydrogen paths, and it is logical to have some steam progress hydrogen
In road, to which these steam can react after entering metal hydride heat exchanger with hydrogen with metal hydride, generate alkaline matter
And hydrogen, cause metal hydride rotten so that the quantitative change of the available metal hydride stored in metal hydride heat exchanger is few,
Therefore, the leakproofness of air-conditioning system is detected for ensureing that the service life of metal hydride is most important.
Invention content
An embodiment of the present invention provides a kind of methods and air-conditioning system of air-conditioning system sealing propertytest.In order to disclosure
There are one basic understandings for some aspects of embodiment, and simple summary is shown below.The summarized section is not extensive overview,
Nor to determine key/critical component or describe the protection domain of these embodiments.Its sole purpose is with simple
Some concepts are presented in form, in this, as the preamble of following detailed description.
According to a first aspect of the embodiments of the present invention, a kind of method of air-conditioning system sealing propertytest, the sky are provided
Adjusting system includes：Electrochemical compressor, and the first metallic hydrogen for being separately connected with two ports of the electrochemical compressor
Compound heat exchanger and the second metal hydride heat exchanger, the method includes：
When determine meet setting inspection condition when, obtain the current of metal hydride in current metal hydride heat exchanger
PH value, wherein the current metal hydride heat exchanger includes the first metal hydride heat exchanger or the second metal
Hydride heat exchanger；
When the current pH value and the storage soda acid corresponding with the current metal hydride heat exchanger preserved
When angle value mismatches, determines in the hydrogen paths of the air-conditioning system and leak into steam, wherein the hydrogen paths are the electricity
After chemical compressor applies voltage, hydrogen is from the first metal hydride heat exchanger by the electrochemical compressor to the second gold medal
Belong to hydride heat exchanger and carries out mobile transmission channel.
In one embodiment of the invention, the determining setting inspection condition that meets includes：
It obtains the electrochemical compressor and applies alive current numerical value, wherein the electrochemical compressor applies one
Secondary voltage so that hydrogen is by the hydrogen paths from first metal hydride heat exchanger to second metal hydride
Object heat exchanger moves；
When second metal hydride heat exchanger completes this absorption of hydrogen, and the current numerical value obtained with
When setting value matches, determines and meet setting inspection condition.
In one embodiment of the invention, the determining setting inspection condition that meets includes：
Obtain the current run time of the air-conditioning system；
When the current run time is matched with setting run time, determines and meet setting inspection condition.
In one embodiment of the invention, leaks into after steam in the hydrogen paths of the determination air-conditioning system, also wrap
It includes：
The current pH value value is determined as the storage pH value.
In one embodiment of the invention, the method further includes：
When the air-conditioning system, which starts, to be run, configures the storage pH value and preserve.
According to a second aspect of the embodiments of the present invention, a kind of air-conditioning system is provided, including：Electrochemical compressor, Yi Jiyu
The first metal hydride heat exchanger and the second metal hydride heat that two ports of the electrochemical compressor are separately connected
Exchanger further includes：
Processor, for when determining satisfaction setting inspection condition, obtaining metal in current metal hydride heat exchanger
The current pH value of hydride, wherein the current metal hydride heat exchanger includes the first metal hydride heat exchange
Device or the second metal hydride heat exchanger；And when the current pH value and preservation and the current metal hydride
When the corresponding storage pH value of object heat exchanger mismatches, determines in the hydrogen paths of the air-conditioning system and leaks into steam,
Wherein, the hydrogen paths are after the electrochemical compressor applies voltage, and hydrogen is logical from the first metal hydride heat exchanger
It crosses the electrochemical compressor and carries out mobile transmission channel to the second metal hydride heat exchanger.
In one embodiment of the invention, the processor, be additionally operable to obtain the electrochemical compressor apply it is alive current
Secondary numerical value, wherein the electrochemical compressor applies primary voltage so that hydrogen is by the hydrogen paths from first gold medal
Belong to hydride heat exchanger to move to second metal hydride heat exchanger, and works as the second metal hydride heat exchange
Device completes this absorption of hydrogen, and when the current numerical value obtained match with setting value, determines that satisfaction sets inspection condition.
In one embodiment of the invention, the processor is additionally operable to obtain the current run time of the air-conditioning system, and works as
When the current run time is matched with setting run time, determines and meet setting inspection condition.
In one embodiment of the invention, the processor is additionally operable to the current pH value value being determined as the storage
PH value.
In one embodiment of the invention, the processor is additionally operable to, when the air-conditioning system starts and runs, deposit described in configuration
Storage pH value simultaneously preserves.
Technical solution provided in an embodiment of the present invention can include the following benefits：
In the embodiment of the present invention, if leaking into steam in hydrogen paths, the metal hydride in metal hydride heat exchanger
Object can be reacted with the steam in hydrogen so that conductive metal hydride changes, and changes metal
The acid-base value of metal hydride in hydride heat exchanger, in this way, can be determined according to the variation of the acid-base value of metal hydride
Whether there is steam in hydrogen paths, to which whether the leakproofness for detecting air-conditioning system is good, to ensure and improve air-conditioning system
The service life of middle metal hydride.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
It can the limitation present invention.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment；
Fig. 2 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment；
Fig. 3 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment；
Fig. 4 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment；
Fig. 5 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment；
Fig. 6 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment.
Specific implementation mode
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Put into practice them.Embodiment only represents possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and
And the sequence of operation can change.The part of some embodiments and feature can be included in or replace other embodiments
Part and feature.The range of embodiment of the present invention includes the entire scope of claims and the institute of claims
There is obtainable equivalent.Herein, each embodiment can individually or generally be indicated that this is only with term " invention "
It is merely for convenience, and if in fact disclosing the invention more than one, be not meant to automatically limit the range of the application
For any single invention or inventive concept.Herein, relational terms such as first and second and the like are used only for one
Entity, which either operates to distinguish with another entity or operation, to be existed without requiring or implying between these entities or operation
Any actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include, so that process, method or equipment including a series of elements include not only those elements, but also to include
Other elements that are not explicitly listed.Each embodiment herein is described by the way of progressive, and each embodiment stresses
Be all difference from other examples, just to refer each other for identical similar portion between each embodiment.For implementing
For structure, product etc. disclosed in example, since it is corresponding with part disclosed in embodiment, so fairly simple, the phase of description
Place is closed referring to method part illustration.
Fig. 1 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment.As shown in Figure 1, the sky
Adjusting system includes：Electrochemical compressor 100, the first metal hydride heat exchanger 200 and the second metal hydride heat exchanger
300, wherein the first end 110 of electrochemical compressor 100 is connect with the first metal hydride heat exchanger 200, electrochemical compression
The second end 120 of machine 100 is connect with the second metal hydride heat exchanger 300.
In this way, electrochemical compressor 100 by first end 110 and second end 120 to the first metal hydride heat exchanger
200 and second metal hydride heat exchanger 300 when applying primary voltage, it may make the release of metal hydride heat exchanger
Hydrogen, and another metal hydride heat exchanger absorbs hydrogen.Such as：First end 110 is anode, and second end 120 is cathode,
In this way, after electrochemical compressor 100 applies a forward voltage, hydrogen may make to pass through electrochemical compressor 100 from the first gold medal
Belong to hydride heat exchanger 200 to move to the second metal hydride heat exchanger 300.To which, electrochemical compressor 100 can be with the
One metal hydride heat exchanger 200 and the second metal hydride heat exchanger 300 composition carry out the hydrogen paths of hydrogen transmission.
Since the first metal hydride heat exchanger 200 of release hydrogen can externally absorb heat, the second metal of hydrogen is absorbed
300 external heat release of hydride heat exchanger, to using the metal hydride heat exchanger of heat absorption to indoor environment system
It is cold, achieve the purpose that reduce room temperature.
General hydrogen paths are sealing, still, the connectivity port of electrochemical compressor or other portions of hydrogen paths
Divide and poorly sealed problem easily occur, might have some steam and enter in hydrogen paths, and in metal hydride heat exchanger
Metal hydride can be reacted with steam in hydrogen so that conductive metal hydride changes, and
Change the acid-base value of metal hydride in metal hydride heat exchanger.It therefore, can be according to metallic hydrogen in the embodiment of the present invention
The variation of the acid-base value of compound determines in hydrogen paths whether there is steam, to which whether the leakproofness for detecting air-conditioning system good
It is good.
Fig. 2 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment,
As shown in Fig. 2, the process of air-conditioning system sealing propertytest includes：
Step 201：When determining satisfaction setting inspection condition, metal hydride in current metal hydride heat exchanger is obtained
The current pH value of object；
Step 202：When current pH value and the storage soda acid corresponding with current metal hydride heat exchanger preserved
When angle value mismatches, determines in the hydrogen paths of air-conditioning system and leak into steam.
In the embodiment of the present invention, air-conditioning system includes：Electrochemical compressor, and two ports with electrochemical compressor
The first metal hydride heat exchanger and the second metal hydride heat exchanger being separately connected.In this way, there are two air-conditioning systems
Metal hydride heat exchanger can examine the pH value of metal hydride in any one metal hydride heat exchanger
It looks into.Therefore, current metal hydride heat exchanger includes that the first metal hydride heat exchanger or the second metal hydride heat are handed over
Parallel operation.
In step 201, optionally often apply primary voltage since electrochemical compressor applies voltage, you can so that hydrogen
It is moved from a metal hydride heat exchanger to another metal hydride heat exchanger by hydrogen paths, it therefore, can basis
Alive number is applied inspection condition is arranged, in this way, in this implementation, determines that meeting setting inspection condition includes：Obtain electrification
It learns compressor and applies alive current numerical value, wherein electrochemical compressor applies primary voltage so that hydrogen is logical by hydrogen
It is moved from the first metal hydride heat exchanger to the second metal hydride heat exchanger in road；When the second metal hydride heat exchange
Device completes this absorption of hydrogen, and when the current secondary numerical value obtained match with setting value, determines that satisfaction sets inspection condition.
Such as：Setting value includes：1,11,21,31 ..., if in this way, electrochemical compressor applies voltage, and this for the first time
After secondary hydrogen exchange process, current numerical value can be matched with setting value, since setting value includes：1、11、21、
31 ... and setting value in include current numerical value, that is, when the current secondary numerical value obtained match with setting value, determine that satisfaction is set
Inspection condition, so as to further obtain the current pH value of metal hydride in current metal hydride heat exchanger.Or
Person, electrochemical compressor the 20th once applies voltage, after this hydrogen exchange process, due to including to work as in setting value
Previous numerical value 21 when the current secondary numerical value obtained is matched with setting value, determines and meets setting inspection condition.And electrochemical compression
Machine the 20th applies voltage three times, after this hydrogen exchange process, due to not including current numerical value 23 in setting value,
When the current secondary numerical value obtained is mismatched with setting value, determines and be unsatisfactory for setting inspection condition.
Wherein, hydrogen by hydrogen paths from the first metal hydride heat exchanger to the second metal hydride heat exchanger
It, can be by determining whether the second metal hydride heat exchanger completes this absorption of hydrogen, to determine that this hydrogen is handed over when mobile
Change whether process finishes.And it is various to determine whether the second metal hydride heat exchanger completes the process of this absorption of hydrogen
, for example, can be absorbed according to the amounts of hydrogen that the first metal hydride heat exchanger discharges and the second metal hydride heat exchanger
The comparison of certain amounts of hydrogen determines that, alternatively, can be determined according to hydrogen content in metal hydride heat exchanger, detailed process is just
It is not repeated.
As it can be seen that interval n times hydrogen exchange process, can carry out working as metal hydride in current metal hydride heat exchanger
The acquisition of preceding pH value.The natural integer that N can not set.Such as：5,8,10,20 etc..
Optionally, can also inspection condition be set according to the run time of air-conditioning system, that is, meets setting inspection condition packet
It includes：Obtain the current run time of current air-conditioning system；When current run time is matched with setting run time, determines and meet
Set inspection condition.
Such as：Setting run time includes：0 minute, 10 minutes, 20 minutes ..., in this way, air-conditioning booting operation when, currently
Run time is 0 minute, is matched with setting run time, you can determines and meets setting inspection condition.And current run time is 8
Minute, it is mismatched with setting run time, you can determine and be unsatisfactory for setting inspection condition.Certainly, current run time is 20 points
Clock is matched with setting run time, you can is determined and is met setting inspection condition.
As it can be seen that M minutes run times can be spaced, it is determined whether carry out metallic hydrogen in current metal hydride heat exchanger
The acquisition of the current pH value of compound.The natural integer that M can not set.Such as：3,5,8,10,15 etc..
The method for obtaining the current pH value of metal hydride in current metal hydride heat exchanger can be various,
Such as pass through a PH meter or detector for pH value, you can obtain metal hydride in current metal hydride heat exchanger
Current pH value.Such as：The detection terminal of acidity-basicity tester is placed in current metal hydride heat exchanger, i.e.,
The current pH value of metal hydride in current metal hydride heat exchanger can be obtained by acidity-basicity tester.
Due to, electrochemical compressor and metal hydride heat exchanger link position easily there is poorly sealed problem, compared with
It goodly, can be by the detection terminal of acidity-basicity tester close to the connectivity port of metal hydride heat exchanger, in this way, sky can be improved
The speed of adjusting system sealing propertytest.
In step 202, storage pH value corresponding with current metal hydride heat exchanger is saved, in this way, will work as
Preceding pH value is compared with storage pH value, if the two mismatches, you can determine and let out in the hydrogen paths of air-conditioning system
Reveal into steam.Wherein, hydrogen paths are after electrochemical compressor applies voltage, and hydrogen is logical from the first metal hydride heat exchanger
It crosses electrochemical compressor and carries out mobile transmission channel to the second metal hydride heat exchanger.
Wherein, current pH value with storage pH value it is unequal when, it may be determined that the two mismatch.Alternatively, current acid
When relative difference between basicity value and storage pH value is more than setting difference, it also can determine that the two mismatches.
Such as：PH value is identified with pH value, if by PH meter obtain current pH value be 8.5, and keep with
The corresponding storage pH value of current metal hydride heat exchanger is 8.1, then can determine current metal hydride heat exchanger
The acid-base value of middle metal hydride is changed, and then be can determine in the hydrogen paths of air-conditioning system and leaked into steam.Alternatively,
The current pH value obtained by PH meters is 9.5, and storage corresponding with the current metal hydride heat exchanger acid kept
Basicity value is 9.2, relative difference 0.3 between the two, is more than setting difference 0.2, you can determines that current metal hydride heat is handed over
The acid-base value of metal hydride is changed in parallel operation, and then be can determine in the hydrogen paths of air-conditioning system and leaked into steam.
Certainly, if current pH value and the storage pH value corresponding with current metal hydride heat exchanger preserved
When matching, i.e., the acid-base value of metal hydride does not change in current metal hydride heat exchanger, to can determine air-conditioning
Steam is not leaked into the hydrogen paths of system, i.e. air-conditioning system leakproofness is good.And when current pH value and preservation
When storage pH value corresponding with current metal hydride heat exchanger mismatches, determines and let out in the hydrogen paths of air-conditioning system
Reveal into after steam, the maintenance of being sealed property, to reduce the probability that steam enters metal hydride heat exchanger, reduce metal
The rotten probability of hydride, ensures and improves the service life of metal hydride, further improve the service life that air-conditioning uses.
Optionally, it determines and is leaked into after steam in the hydrogen paths of air-conditioning system, further include：Current pH value is true
It is set to storage pH value.
In this way, storage pH value can real-time update, the accuracy of air-conditioning system sealing propertytest is improved, as long as front and back
The pH value obtained twice mismatches, you can determines in the hydrogen paths of air-conditioning system and leaks into steam.So as to tie up in time
It repaiies, further increases service life and the safety of air-conditioning system.
In this way, when air-conditioning system runs and starts, metal hydride in current metal hydride heat exchanger may be obtained
The current pH value of object, and the storage pH value preserved may not have, at this point, can be without comparing, by current acid-base value
Value is updated to storage pH value corresponding with current metal hydride heat exchanger, and preserves, this testing process terminates.
To in next air-conditioning system sealing propertytest flow, obtain metal hydride in current metal hydride heat exchanger
Current pH value after, can by current pH value with storage pH value be compared.Therefore, optionally, when current acid
When basicity value and the storage pH value corresponding with current metal hydride heat exchanger preserved mismatch, air-conditioning system is determined
Hydrogen paths in leak into before steam, further include：When determine save it is corresponding with current metal hydride heat exchanger
When storing pH value, current pH value is matched with storage pH value.And when determination does not preserve and current metal
When the corresponding storage pH value of hydride heat exchanger, it is determined as the current pH value to store pH value and preserves,
Flow terminates.
Alternatively, it is optional, when air-conditioning system, which starts, to be run, configure storage pH value to fixed pH value.And
During carrying out the air-conditioning system sealing propertytest of the present embodiment, current pH value is matched with storage pH value
Afterwards, current pH value can be updated to storage pH value and preserved.
Certainly, can also storage pH value be configured to a fixed value to preserve.Such as：By working as under original state
The initial pH value of metal hydride is determined as storing pH value in preceding metal hydride heat exchanger, in this way, obtaining every time
The current pH value taken is all compared with the fixed storage pH value, to determine that current metal hydride heat is handed over
Whether metal hydride goes bad in parallel operation, further determines that in the hydrogen paths of air-conditioning system whether leak into steam.
Therefore, optionally, the method for air-conditioning system sealing propertytest can also include：When air-conditioning system, which starts, to be run,
Configuration storage pH value simultaneously preserves.
The method that the embodiment of the present disclosure provides in operating process set to specific embodiment, will be illustrated below.
Fig. 3 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment.
In the present embodiment, air-conditioning system can be as shown in Figure 1, also, current metal hydride heat exchanger be the second metal hydride heat
Exchanger 300, wherein metal hydride can be RH in metal hydride heat exchanger.And it pre-saves and current metallic hydrogen
The corresponding storage pH value of compound heat exchanger, the storage pH value can be configured under original state, current metal hydride
First pH value of metal hydride in object heat exchanger.
As shown in figure 3, the process of air-conditioning system sealing propertytest includes：
Step 301：It obtains electrochemical compressor 100 and applies alive current numerical value.
After electrochemical compressor 100 applies a forward voltage, hydrogen may make to pass through electrochemical compressor 100 from first
Metal hydride heat exchanger 200 is moved to the second metal hydride heat exchanger 300.To which, electrochemical compressor 100 can be with
The hydrogen that first metal hydride heat exchanger 200 and the second metal hydride heat exchanger 300 composition carry out hydrogen transmission is logical
Road.
Step 302：Judge whether the second metal hydride heat exchanger 300 completes this absorption of hydrogenIf so, executing step
Rapid 303, otherwise, return to step 302.
After the process of hydrogen transmission, step 303, otherwise, return to step 302 can perform.
Step 303：Judge whether the current secondary numerical value obtained matches with setting valueIf so, step 304 is executed, otherwise, this
Secondary flow terminates.
Such as：Setting value includes：5,10,15 ..., if in this way, when current numerical value is 5 times, 10 times or 15 times etc., it can
It determines current numerical value setting value matching, executes step 304, otherwise, this flow terminates.
Step 304：Obtain the current pH value of metal hydride in current metal hydride heat exchanger 300.
In the present embodiment, pH value is pH value, and the detection port of PH meters can be located at the second metal hydride heat exchanger
At 300 connectivity port, therefore, it can be counted by PH and obtain working as metal hydride in current metal hydride heat exchanger 300
Preceding pH value.Such as：PH is located in hydrogen paths, and the detection port of PH meters can be located at the second metal hydride heat exchanger 300
At connectivity port, in this way, by wireless transmission, working as metal hydride in current metal hydride heat exchanger 300 can be obtained
Preceding pH value.
Step 305：Judge current pH value whether corresponding with the current metal hydride heat exchanger 300 of preservation
One pH value matchesIf so, executing step 306, otherwise, step 307 is executed.
Here, storage pH value is fixed first pH value, therefore, if current pH value and the first of preservation
When pH value matches, step 306 is executed, otherwise, executes step 307.
Since metal hydride can react with water in current metal hydride heat exchanger, change acid-base value.Here,
Metal hydride is RH, and RH+H2O=ROH+H2, in this way, after metal hydride is reacted with water, generate alkaline matter and hydrogen
Gas, to so that the pH value of metal hydride can increase in current metal hydride heat exchanger.Therefore, here, if working as
When preceding pH value is more than the first pH value preserved, it may be determined that the two mismatches, and executes step 307, otherwise, executes step
306。
Step 306：It determines in the hydrogen paths of air-conditioning system and does not leak into steam.This flow terminates.
Current pH value is matched with the first pH value preserved, you can is determined in current metal hydride heat exchanger
Metal hydride does not go bad, it may be determined that does not leak into steam in the hydrogen paths of air-conditioning system.
Step 307：It determines in the hydrogen paths of air-conditioning system and leaks into steam.This flow terminates.
Current pH value is mismatched with the first pH value preserved, you can determines current metal hydride heat exchanger
Middle metal hydride is changed, and then be can determine in the hydrogen paths of air-conditioning system and leaked into steam.
As it can be seen that in the present embodiment, if current pH value is mismatched with the first pH value preserved, air-conditioning system is determined
After steam being leaked into the hydrogen paths of system, being sealed property maintenance, to reduce steam and enter metal hydride heat exchanger
Probability, reduce the rotten probability of metal hydride, ensure and improve the service life of metal hydride, further improve
The service life and safety that air-conditioning uses.
Fig. 4 is a kind of flow diagram of air-conditioning system method for conducting leak test shown according to an exemplary embodiment.
In the present embodiment, air-conditioning system can be as shown in Figure 1.When air-conditioning system starts operation, it can save and current metal hydride heat
The corresponding storage pH value of exchanger.
As shown in figure 4, the process of air-conditioning system sealing propertytest includes：
Step 401：Obtain the current run time of air-conditioning system.
Step 402：Judge whether current run time matches with setting run timeIf so, step 403 is executed, otherwise,
This flow terminates.
Setting run time includes：10 minutes, 20 minutes, 30 minutes ..., if in this way, current run time be 10 minutes,
At 20 minutes or 30 minutes etc., step 304 is can perform, otherwise, this flow terminates.
Step 403：Obtain the current pH value of metal hydride in current metal hydride heat exchanger.
Step 404：Judge current pH value and the storage corresponding with current metal hydride heat exchanger preserved acid
Whether basicity value matchesIf so, executing step 405, otherwise, step 406 is executed.
Here, if the relative difference between current pH value and storage pH value is less than setting value, such as：0.1, i.e.,
It can determine the two matching, execute step 405, otherwise, execute step 406.
Step 405：It determines and does not leak into steam in the hydrogen paths of air-conditioning system, and be transferred to step 407.
The two matches, you can determine that the metal hydride when current metal hydride heat exchanger does not go bad, it can be true
Determine not leak into steam in the hydrogen paths of air-conditioning system.
Step 406：It determines in the hydrogen paths of air-conditioning system and leaks into steam, be transferred to step 407.
The two mismatches, you can determines that the metal hydride of current metal hydride heat exchanger is changed, in turn
It can determine in the hydrogen paths of air-conditioning system and leak into steam.
Step 407：Current pH value is determined as to store pH value.
In this way, the storage pH value that can timely update, can preferably ensure the fault-tolerance of flow.Due to storing pH value
Can real-time update, improve the accuracy of air-conditioning system sealing propertytest, as long as the front and back pH value that obtains twice mismatches,
It can determine in the hydrogen paths of air-conditioning system and leak into steam.So as to on-call maintenance, the longevity of air-conditioning system is further increased
Life and safety.
As it can be seen that can determine that hydrogen is logical according to the variation of the pH value of metal hydride in metal hydride heat exchanger
Whether there is steam in road, to which whether the leakproofness for detecting air-conditioning system is good, to ensure and improve metal in air-conditioning system
The service life of hydride.
According to the process of above-mentioned air-conditioning system sealing propertytest, a kind of air-conditioning system can be built.
Fig. 5 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment.Such as Fig. 5, the air-conditioning system
Including：Electrochemical compressor 100, the first metal hydride heat exchanger 200, the second metal hydride heat exchanger 300, and place
Manage device 500.
Wherein, electrochemical compressor 100 respectively with the first metal hydride heat exchanger 200 and the second metal hydride heat
Exchanger 300 connects.Also, electrochemical compressor 100 can be with the first metal hydride heat exchanger 200 and the second metal hydride
The composition of object heat exchanger 300 carries out the hydrogen paths of hydrogen transmission.
Processor 500, for when determining satisfaction setting inspection condition, obtaining golden in current metal hydride heat exchanger
Belong to the current pH value of hydride, wherein current metal hydride heat exchanger includes the first metal hydride heat exchanger
200 or second metal hydride heat exchanger 300；And when current pH value and preservation and current metal hydride heat
When the corresponding storage pH value of exchanger mismatches, determines in the hydrogen paths of air-conditioning system and leak into steam, wherein hydrogen
Channel is after electrochemical compressor 100 applies voltage, and hydrogen passes through electrochemical compression from the first metal hydride heat exchanger 200
Machine 100 carries out mobile transmission channel to the second metal hydride heat exchanger 300.
Optionally, processor 500 are additionally operable to acquisition electrochemical compressor 100 and apply alive current numerical value, wherein
Electrochemical compressor applies primary voltage so that hydrogen is by hydrogen paths from the first metal hydride heat exchanger 200 to the
Two metal hydride heat exchangers 300 move, and when this absorption of hydrogen of the second metal hydride heat exchanger 300 completion, and
When the current secondary numerical value obtained is matched with setting value, determines and meet setting inspection condition.
Optionally, processor 500, be additionally operable to obtain air-conditioning system current run time, and when current run time with
When setting run time matching, determines and meet setting inspection condition.
Processor 500 can be distinguished with the first metal hydride heat exchanger 200 and the second metal hydride heat exchanger 300
Circuit connects, in this way, the process for obtaining the current pH value of metal hydride in current metal hydride heat exchanger can be
Various, such as pass through a PH meter or detector for pH value, you can obtain metal in current metal hydride heat exchanger
The current pH value of hydride.Such as：The detection terminal of acidity-basicity tester is placed on current metal hydride heat to hand over
In parallel operation, i.e., processor 500 can be communicated by acidity-basicity tester, obtain metallic hydrogen in current metal hydride heat exchanger
The current pH value of compound.
Due to, electrochemical compressor and metal hydride heat exchanger link position easily there is poorly sealed problem, compared with
It goodly, can be by the detection terminal of acidity-basicity tester close to the connectivity port of metal hydride heat exchanger, in this way, sky can be improved
The speed of adjusting system sealing propertytest.
In one embodiment of the invention, processor 500 is additionally operable to be determined as current pH value value to store acid-base value
Value.As it can be seen that storage pH value can real-time update, improve the fault-tolerance of air-conditioning system and the accuracy of detection.
Optionally, processor 500 are additionally operable to when air-conditioning system starts and runs, and configuration storage pH value simultaneously preserves.
As it can be seen that in the embodiment of the present invention, it can be according to the pH value of metal hydride in metal hydride heat exchanger
Change to determine in hydrogen paths whether there is steam, to which whether the leakproofness for detecting air-conditioning system is good.Determine air-conditioning system
Hydrogen paths in leak into steam after, being sealed property maintenance, to, reduce steam enter metal hydride heat exchanger
Probability reduces the rotten probability of metal hydride, ensures and improve the service life of metal hydride, further improve sky
Adjust the service life used.
The air-conditioning system of embodiment of the present disclosure offer is provided.
Fig. 6 is a kind of structure diagram of air-conditioning system shown according to an exemplary embodiment.Such as Fig. 6, the air-conditioning system
Including：Electrochemical compressor 100, the first metal hydride heat exchanger 200, the second metal hydride heat exchanger 300, soda acid
Spend detection device 400 and processor 500.
Wherein, electrochemical compressor 100 respectively with the first metal hydride heat exchanger 200 and the second metal hydride heat
Exchanger 300 connects.Also, electrochemical compressor 100 can be with the first metal hydride heat exchanger 200 and the second metal hydride
The composition of object heat exchanger 300 carries out the hydrogen paths of hydrogen transmission.
Acidity-basicity tester 400 is located in hydrogen paths, wherein the detection terminal of acidity-basicity tester 400 can be with
Second metal hydride heat exchanger 300 contacts, also, processor 00 can be communicated with acidity-basicity tester 400 and be connected, and be obtained
The pH value of metal hydride in second metal hydride heat exchanger 300.
Wherein, when determining satisfaction setting inspection condition, processor 500 can obtain the second metal hydride heat exchanger
The current pH value of metal hydride in 300, and work as current pH value and handed over preserve and the second metal hydride heat
When 300 corresponding storage pH value of parallel operation mismatches, determines in the hydrogen paths of air-conditioning system and leak into steam.
Optionally, processor 500 can obtain electrochemical compressor 100 and apply alive current numerical value, wherein electrochemistry
Compressor applies primary voltage so that hydrogen is by hydrogen paths from the first metal hydride heat exchanger 200 to the second metal
Hydride heat exchanger 300 moves；And work as 300 exchanger of the second metal hydride heat and complete this absorption of hydrogen, and obtain
When current secondary numerical value is matched with setting value, determines and meet setting inspection condition, so as to obtain the second metal hydride heat exchange
The current pH value of metal hydride in device 300.
Optionally, processor 500 can obtain the current run time of air-conditioning system；When current run time and setting are run
When time match, determines and meet setting inspection condition, so as to obtain the metallic hydrogen in the second metal hydride heat exchanger 300
The current pH value of compound.
Certainly, which can also be determined as current pH value storing pH value.
Optionally, processor 500 can also be when air-conditioning system starts and runs, and configuration storage pH value simultaneously preserves.
Certainly, the invention is not limited thereto, and metal hydride is current in also detectable first metal hydride heat exchanger
PH value, detailed process are for example above-mentioned.
As it can be seen that in the embodiment of the present invention, it can be according to the pH value of metal hydride in metal hydride heat exchanger
Change to determine in hydrogen paths whether there is steam, to which whether the leakproofness for detecting air-conditioning system is good.Determine air-conditioning system
Hydrogen paths in leak into steam after, being sealed property maintenance, to, reduce steam enter metal hydride heat exchanger
Probability reduces the rotten probability of metal hydride, ensures and improve the service life of metal hydride, further improve sky
Adjust the service life used.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It should be understood that the invention is not limited in the flow and structure that are described above and are shown in the accompanying drawings,
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by the attached claims
System.
Claims (10)
1. a kind of method of air-conditioning system sealing propertytest, which is characterized in that the air-conditioning system includes：Electrochemical compressor,
And the first metal hydride heat exchanger and the second metallic hydrogen being separately connected with two ports of the electrochemical compressor
Compound heat exchanger, the method includes：
When determining satisfaction setting inspection condition, the current soda acid of metal hydride in current metal hydride heat exchanger is obtained
Angle value, wherein the current metal hydride heat exchanger includes the first metal hydride heat exchanger or the second metal hydride
Object heat exchanger；
When the current pH value and the storage pH value corresponding with the current metal hydride heat exchanger preserved
It when mismatch, determines in the hydrogen paths of the air-conditioning system and leaks into steam, wherein the hydrogen paths are the electrochemistry
After compressor applies voltage, hydrogen is from the first metal hydride heat exchanger by the electrochemical compressor to the second metallic hydrogen
Compound heat exchanger carries out mobile transmission channel.
2. the method as described in claim 1, which is characterized in that the determining satisfaction sets inspection condition and includes：
It obtains the electrochemical compressor and applies alive current numerical value, wherein the electrochemical compressor applies primary electricity
Pressure so that hydrogen is by the hydrogen paths from first metal hydride heat exchanger to second metal hydride heat
Exchanger moves；
When second metal hydride heat exchanger completes this absorption of hydrogen, and the current numerical value of acquisition and setting
When value matching, determines and meet setting inspection condition.
3. the method as described in claim 1, which is characterized in that the satisfaction sets inspection condition and includes：
Obtain the current run time of the air-conditioning system；
When the current run time is matched with setting run time, determines and meet setting inspection condition.
4. the method as described in claim 1, which is characterized in that leaked into the hydrogen paths of the determination air-conditioning system
After steam, further include：
The current pH value value is determined as the storage pH value.
5. method as described in claim 1 or 4, which is characterized in that the method further includes：
When the air-conditioning system, which starts, to be run, configures the storage pH value and preserve.
6. a kind of air-conditioning system, which is characterized in that including：Electrochemical compressor, and two with the electrochemical compressor
The first metal hydride heat exchanger and the second metal hydride heat exchanger that port is separately connected further include：
Processor, for when determining satisfaction setting inspection condition, obtaining metal hydride in current metal hydride heat exchanger
The current pH value of object, wherein the current metal hydride heat exchanger include the first metal hydride heat exchanger or
Second metal hydride heat exchanger；And when the current pH value and preservation and the current metal hydride heat
When the corresponding storage pH value of exchanger mismatches, determines in the hydrogen paths of the air-conditioning system and leaks into steam, wherein
The hydrogen paths are after the electrochemical compressor applies voltage, and hydrogen passes through described from the first metal hydride heat exchanger
Electrochemical compressor carries out mobile transmission channel to the second metal hydride heat exchanger.
7. air-conditioning system as claimed in claim 6, which is characterized in that
The processor is additionally operable to obtain the electrochemical compressor and applies alive current numerical value, wherein the electrochemistry
Compressor applies primary voltage so that hydrogen is by the hydrogen paths from first metal hydride heat exchanger to described
Second metal hydride heat exchanger moves, and when second metal hydride heat exchanger completes this absorption of hydrogen, and
When the current numerical value obtained is matched with setting value, determines and meet setting inspection condition.
8. air-conditioning system as claimed in claim 6, which is characterized in that
The processor is additionally operable to obtain the current run time of the air-conditioning system, and works as the current run time and set
When determining run time matching, determines and meet setting inspection condition.
9. air-conditioning system as claimed in claim 6, which is characterized in that
The processor is additionally operable to the current pH value value being determined as the storage pH value.
10. the air-conditioning system as described in claim 6 or 9, which is characterized in that
The processor is additionally operable to, when the air-conditioning system starts and runs, configure the storage pH value and preserve.
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| CN108627305B (en) | 2020-05-29 |
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Effective date of registration: 20200910 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Co-patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |
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Effective date of registration: 20201103 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee before: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. |