CN106979811A - Automatic testing system and method for combustible refrigerant - Google Patents
Automatic testing system and method for combustible refrigerant Download PDFInfo
- Publication number
- CN106979811A CN106979811A CN201610032322.3A CN201610032322A CN106979811A CN 106979811 A CN106979811 A CN 106979811A CN 201610032322 A CN201610032322 A CN 201610032322A CN 106979811 A CN106979811 A CN 106979811A
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- Prior art keywords
- combustible refrigerant
- refrigerant
- leakage
- opening adjusting
- control device
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 104
- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title abstract description 5
- 238000005303 weighing Methods 0.000 claims abstract description 5
- 238000013459 approach Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
- G01G17/04—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes
- G01G17/06—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses an automatic testing system and method for combustible refrigerants, wherein the automatic testing system for combustible refrigerants comprises: the weighing device can weigh the leakage quality of combustible refrigerants in the refrigerant tank; the testing device is connected with the refrigerant tank through a connecting pipeline; the opening adjusting device is arranged on the connecting pipeline and can change the opening of the connecting pipeline; and the control device is electrically connected with the weighing device and the opening adjusting device, can receive the data signal of the weighing device and controls the opening of the opening adjusting device according to the data signal. By applying the technical scheme of the invention, the control device is arranged, the whole combustible refrigerant test system can be automatically controlled through the control device, the risk of testing by operators can be reduced, and meanwhile, the test efficiency and the test precision can be improved because the opening adjusting device is controlled through the control device.
Description
Technical field
The present invention relates to air-conditioning technical field, surveyed automatically in particular to a kind of combustible refrigerant
Test system and method.
Background technology
Existing test system structure is simple, is entirely manually operated, it is necessary to operator's hand
The folding and unfolding of dynamic control refrigerant, while needing other operator's manual time-keeping electricity simultaneously
Sub- scale is weighed, so since be extremely difficult to timing with weigh and folding and unfolding gas it is synchronous progress, survey
Try precision not enough, and the refrigerant tested belongs to combustible refrigerant, dangerous higher, staff
It is unsuitable for operating at the scene.
The content of the invention
A kind of combustible refrigerant Auto-Test System and method are provided in the embodiment of the present invention, can be dropped
The operational hazards degree of low staff.
To achieve the above object, the embodiment of the present invention provides a kind of combustible refrigerant Auto-Test System,
Combustible refrigerant Auto-Test System includes：Meausring apparatus, meausring apparatus can be weighed in refrigerant tank
The leakage quality of combustible refrigerant；Test device, test device is connected with refrigerant tank by connecting line
Connect；Opening adjusting device, is arranged on connecting line, and opening adjusting device can change connection
The aperture size of pipeline；Control device, is electrically connected with meausring apparatus and opening adjusting device, control
Device processed is capable of the data-signal of receive meausring apparatus, and controls aperture regulation according to data-signal
The aperture size of device.
Further, test device includes the gas point for being used to analyze combustible refrigerant concentration and quality
Analyzer, gas analyzer is connected with connecting line.
Further, test device also includes the leak detector for being used to detect combustible refrigerant leakage,
Leak detector is connected with gas analyzer.
Further, combustible refrigerant Auto-Test System also includes the fixture vehicle with casing, claims
Amount device, refrigerant tank, test device, opening adjusting device and control device are arranged at casing
It is interior.
Further, control device includes control panel, control panel and opening adjusting device and
Meausring apparatus connects
Further, control device also includes earth leakage protective device and heat abstractor, earth leakage protective
Device is connected with control panel, and heat abstractor is arranged at control panel and for control panel
Radiated.
Present invention also offers a kind of combustible refrigerant automatic test approach, using above-mentioned flammable cold
Matchmaker's Auto-Test System is tested, and combustible refrigerant automatic test approach comprises the following steps：Step
Rapid 1, the pre- of combustible refrigerant is set to put quality and the pre- of combustible refrigerant puts speed；Step 2, pass through
Meausring apparatus weighs the real-time amount of leakage and real-time leakage rate of combustible refrigerant, and feeds back to control
Device；The real-time amount of leakage and real-time leakage rate control of step 3, control device according to combustible refrigerant
The aperture size of opening adjusting device processed.
Further, in step 3, when the real-time amount of leakage of combustible refrigerant is less than combustible refrigerant
It is pre- high-volume, and when the real-time leakage rate of combustible refrigerant puts speed less than the pre- of combustible refrigerant
When, control device increases the aperture size of opening adjusting device.
Further, in step 3, when the real-time amount of leakage of combustible refrigerant is less than combustible refrigerant
It is pre- high-volume, and when the real-time leakage rate of combustible refrigerant puts speed more than the pre- of combustible refrigerant
When, control device reduces the aperture size of opening adjusting device.
Further, in step 3, when the real-time amount of leakage of combustible refrigerant is equal to combustible refrigerant
It is pre- high-volume when, control device control opening adjusting device close.
Apply the technical scheme of the present invention, control device is set, can be by control device to whole
The test system of individual combustible refrigerant is automatically controlled, and can reach that reduction operating personnel are surveyed
The danger of examination, simultaneously because controlling opening adjusting device by control device, can improve survey
Try efficiency and measuring accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of combustible refrigerant Auto-Test System of the present invention.
Description of reference numerals：1st, meausring apparatus；2nd, refrigerant tank；3rd, test device；4th, open
Spend adjusting means；5th, control device；31st, gas analyzer；32nd, leak detector.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not made
For limitation of the invention.
As shown in figure 1, the invention provides a kind of combustible refrigerant Auto-Test System, this is flammable
Refrigerant Auto-Test System includes meausring apparatus 1, test device, opening adjusting device 4 and control
Device 5.Meausring apparatus 1 can weigh the leakage quality of combustible refrigerant in refrigerant tank 2.Test dress
Put and be connected with refrigerant tank 2 by connecting line.Opening adjusting device 4 is arranged on connecting line,
Opening adjusting device can change the aperture size of connecting line.Control device 5 and meausring apparatus 1
Electrically connected with opening adjusting device 4, control device 5 is capable of the data letter of receive meausring apparatus 1
Number, and according to the aperture size of data-signal control opening adjusting device 4.
Control device 5 is set, can be by the test systems of 5 pairs of whole combustible refrigerants of control device
Automatically controlled, the danger that reduction operating personnel are tested can be reached.Simultaneously because
Opening adjusting device 4 is controlled by control device 5, testing efficiency and measuring accuracy can be improved.
Specifically, the test device in the embodiment of the present invention includes being used to analyze combustible refrigerant concentration
Leak detector 32 with the gas analyzer 31 of quality and for detecting combustible refrigerant leakage,
The gas analyzer 31 is connected with connecting line.
In working condition, the gas analyzer 31 can automatically analyze the concentration and quality of gas,
And warning reminding is carried out according to setting value, real time measurement can also be shown.The embodiment of the present invention
In gas analyzer then belong to and be completely independent control, automatic detection gas concentration at any time.This is let out
Dew detector 32 is connected with gas analyzer 31, and the leak detector 32 can detect flammable cold
Whether matchmaker is revealed, and alarm can be sent by if it happens revealing the leak detector 32.
Preferably, control device 5 includes control panel, earth leakage protective device and heat abstractor,
Control panel is connected with opening adjusting device 4 and meausring apparatus 1.Earth leakage protective device and control
Panel is connected, and for the security for the test system for protecting combustible refrigerant.Heat abstractor is set
At control panel and for being radiated, being cooled to components such as control panels.
Meausring apparatus 1 in the embodiment of the present invention is counts electronic scale, and the counting electronic scale has
Counting and the function of R232 serial communications, can be connected to carry to control panel with control panel
For real-time data signal.It can be arranged to any groundwater increment in the range ability for counting electronic scale,
Depending on test sample demand and setup parameter, the accurate requirement of testing time sighting target can change arbitrarily
Set, closed-loop control can be formed.
Above-mentioned opening adjusting device 4 is electric expansion valve, and the electric expansion valve can pass through control
Panel controls the aperture of electric expansion valve, or according to the refrigerant quality of setting and testing time from
Dynamic regulation aperture, so that the release refrigerant that remains a constant speed.
Above-mentioned control panel is the control panel based on PHILIPS LPC2134 chips.The control
Double 8 display modules and operation button are provided with panel.The display module of this pair 8 can be according to ginseng
Several setting display time and the quality of refrigerant.Aforesaid operations button is for confirming, exiting and respectively
The setting of item parameter.
Preferably, combustible refrigerant Auto-Test System also includes the fixture vehicle with casing, the work
Entrucking is set using full metal plate.Above-mentioned meausring apparatus 1, refrigerant tank 2, test device, aperture are adjusted
Regulating device 4 and control device 5 are arranged in casing.
The present invention implements to additionally provide a kind of combustible refrigerant automatic test approach, using above-mentioned flammable
Refrigerant Auto-Test System is tested, and the combustible refrigerant automatic test approach comprises the following steps：
Step 1, the pre- of combustible refrigerant is set to put quality and the pre- of combustible refrigerant puts speed；
Step 2, the real-time amount of leakage by the weighing combustible refrigerant of meausring apparatus 1 and leakage in real time are fast
Rate, and feed back to control device 5；
The real-time amount of leakage and real-time leakage rate control of step 3, control device 5 according to combustible refrigerant
The aperture size of opening adjusting device 4 processed.
Specifically, in step 3,
When the real-time amount of leakage of combustible refrigerant be less than combustible refrigerant it is pre- high-volume, and when flammable cold
The real-time leakage rate of matchmaker is less than the pre- when putting speed of combustible refrigerant, the increase aperture of control device 5
The aperture size of adjusting means 4.
When the real-time amount of leakage of combustible refrigerant be less than combustible refrigerant it is pre- high-volume, and when flammable cold
The real-time leakage rate of matchmaker is more than the pre- when putting speed of combustible refrigerant, and control device 5 reduces aperture
The aperture size of adjusting means 4.
When combustible refrigerant real-time amount of leakage be equal to combustible refrigerant it is pre- high-volume when, control device 5 is controlled
Opening adjusting device 4 processed is closed.Test terminates rear opening adjusting device 4 and closes whole system automatically,
System is set to be closed in the case of unattended.
Certainly, above is the preferred embodiment of the present invention.It should be pointed out that being led for this technology
, can be with the premise of its general principles are not departed from for the those of ordinary skill in domain
Some improvements and modifications are made, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a kind of combustible refrigerant Auto-Test System, it is characterised in that the combustible refrigerant Auto-Test System includes：
Meausring apparatus (1), the meausring apparatus (1) can send the leakage quality with refrigerant tank (2) interior combustible refrigerant and the data-signal of leakage rate；
Test device, the test device is connected with the refrigerant tank (2) by connecting line；
Opening adjusting device (4), is arranged on the connecting line, and the opening adjusting device can change the aperture size of the connecting line；
Control device (5), electrically connected with the meausring apparatus (1) and the opening adjusting device (4), the control device (5) can receive the data-signal of the meausring apparatus (1), and according to the aperture size of the data-signal control opening adjusting device (4).
2. combustible refrigerant Auto-Test System according to claim 1, it is characterized in that, the test device includes the gas analyzer (31) for being used to analyze combustible refrigerant concentration and quality, and the gas analyzer (31) is connected with the connecting line.
3. combustible refrigerant Auto-Test System according to claim 2, it is characterized in that, the test device also includes the leak detector (32) for being used to detect combustible refrigerant leakage, and the leak detector (32) is connected with the gas analyzer (31).
4. combustible refrigerant Auto-Test System according to claim 1, it is characterized in that, the combustible refrigerant Auto-Test System also includes the fixture vehicle with casing, and the meausring apparatus (1), the refrigerant tank (2), the test device, the opening adjusting device (4) and the control device (5) are arranged in the casing.
5. combustible refrigerant Auto-Test System according to claim 1, it is characterized in that, the control device (5) includes control panel, and the control panel is connected with the opening adjusting device (4) and the meausring apparatus (1).
6. combustible refrigerant Auto-Test System according to claim 5; it is characterized in that; the control device (5) also includes earth leakage protective device and heat abstractor; the earth leakage protective device is connected with the control panel, and the heat abstractor is arranged at the control panel and for being radiated to the control panel.
7. a kind of combustible refrigerant automatic test approach, it is characterised in that tested using the combustible refrigerant Auto-Test System described in claim 1, the combustible refrigerant automatic test approach comprises the following steps：
Step 1, the pre- of the combustible refrigerant is set to put quality and the pre- of the combustible refrigerant puts speed；
Step 2, real-time amount of leakage and real-time leakage rate by the meausring apparatus (1) the weighing combustible refrigerant, and feed back to the control device (5)；
Step 3, the control device (5) control the aperture size of the opening adjusting device (4) according to the real-time amount of leakage of the combustible refrigerant and real-time leakage rate.
8. combustible refrigerant automatic test approach according to claim 7, it is characterized in that, in the step 3, when the combustible refrigerant real-time amount of leakage be less than the combustible refrigerant it is pre- high-volume, and when the real-time leakage rate of the combustible refrigerant, which is less than the combustible refrigerant pre-, puts speed, the control device (5) increases the aperture size of the opening adjusting device (4).
9. combustible refrigerant automatic test approach according to claim 7, it is characterized in that, in the step 3, when the combustible refrigerant real-time amount of leakage be less than the combustible refrigerant it is pre- high-volume, and when the real-time leakage rate of the combustible refrigerant, which is more than the combustible refrigerant pre-, puts speed, the control device (5) reduces the aperture size of the opening adjusting device (4).
10. combustible refrigerant automatic test approach according to claim 7, it is characterized in that, in the step 3, when the real-time amount of leakage of the combustible refrigerant be equal to the combustible refrigerant it is pre- high-volume when, the control device (5) controls the opening adjusting device (4) to close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032322.3A CN106979811A (en) | 2016-01-15 | 2016-01-15 | Automatic testing system and method for combustible refrigerant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610032322.3A CN106979811A (en) | 2016-01-15 | 2016-01-15 | Automatic testing system and method for combustible refrigerant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106979811A true CN106979811A (en) | 2017-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610032322.3A Pending CN106979811A (en) | 2016-01-15 | 2016-01-15 | Automatic testing system and method for combustible refrigerant |
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| Country | Link |
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| CN (1) | CN106979811A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584665A (en) * | 2018-11-23 | 2019-04-05 | 国网天津市电力公司电力科学研究院 | Sulfur hexafluoride leaks simulator and leak detection Training Methodology |
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| CN202471198U (en) * | 2012-03-23 | 2012-10-03 | 玉环朗讯铜业有限公司 | Electronic scale capable of adding liquid quantitatively |
| JP2013047394A (en) * | 2012-11-05 | 2013-03-07 | Hitachi-Ge Nuclear Energy Ltd | Method for forming ferrite film on surface of plant component, and ferrite film-forming apparatus |
| CN203190728U (en) * | 2012-12-27 | 2013-09-11 | 澳宏（天津）化学品有限公司 | Filling scale for refrigerants |
| CN103837304A (en) * | 2014-02-20 | 2014-06-04 | 上海出入境检验检疫局机电产品检测技术中心 | Combustible refrigerant simulation leakage device and leakage concentration measurement device |
| CN204405157U (en) * | 2015-01-20 | 2015-06-17 | 金华市威科工贸有限公司 | A kind of large discharge coolant charging scale able to programme |
-
2016
- 2016-01-15 CN CN201610032322.3A patent/CN106979811A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202471198U (en) * | 2012-03-23 | 2012-10-03 | 玉环朗讯铜业有限公司 | Electronic scale capable of adding liquid quantitatively |
| JP2013047394A (en) * | 2012-11-05 | 2013-03-07 | Hitachi-Ge Nuclear Energy Ltd | Method for forming ferrite film on surface of plant component, and ferrite film-forming apparatus |
| CN203190728U (en) * | 2012-12-27 | 2013-09-11 | 澳宏（天津）化学品有限公司 | Filling scale for refrigerants |
| CN103837304A (en) * | 2014-02-20 | 2014-06-04 | 上海出入境检验检疫局机电产品检测技术中心 | Combustible refrigerant simulation leakage device and leakage concentration measurement device |
| CN204405157U (en) * | 2015-01-20 | 2015-06-17 | 金华市威科工贸有限公司 | A kind of large discharge coolant charging scale able to programme |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584665A (en) * | 2018-11-23 | 2019-04-05 | 国网天津市电力公司电力科学研究院 | Sulfur hexafluoride leaks simulator and leak detection Training Methodology |
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