CN204613011U - A kind of SF 6hF Standard Gases device for formulating in gas - Google Patents
A kind of SF 6hF Standard Gases device for formulating in gas Download PDFInfo
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- CN204613011U CN204613011U CN201520243752.0U CN201520243752U CN204613011U CN 204613011 U CN204613011 U CN 204613011U CN 201520243752 U CN201520243752 U CN 201520243752U CN 204613011 U CN204613011 U CN 204613011U
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- Prior art keywords
- water bath
- gas
- formulating
- standard gases
- gases device
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- 239000007789 gas Substances 0.000 title claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000002253 acid Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims description 9
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 229910018503 SF6 Inorganic materials 0.000 description 4
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229960000909 sulfur hexafluoride Drugs 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of SF
6hF Standard Gases device for formulating in gas, comprising: the constant temperature water bath apparatus with the first water bath and the second water bath communicated with each other, is provided with heating module and temperature detecting module in the first water bath; The top seal of the second water bath, the Packed inside groove for holding liquid HF acid is established in its inside, and the front-end and back-end of inside groove are attached across air inlet pipeline and the outlet pipe of the second water bath, the outlet of outlet pipe and SF respectively
6gas acidity measurement mechanism is connected.Solve and use SF
6gas acidity pick-up unit measures typical magnitude problem of transmission during acidity, can to SF
6gas acidity pick-up unit is directly calibrated, and makes its measurement data more accurate, has the feature such as short, effective, easy to use consuming time, for the safe operation of power equipment provides sound assurance.
Description
Technical field
The utility model relates to a kind of SF
6in gas, HF Standard Gases device for formulating, belongs to electric system applied technical field.
Background technology
Sulfur hexafluoride gas has excellent insulation and arc quenching characteristic, is widely used in the electrical equipment of all kinds of high pressure, UHV (ultra-high voltage).In order to ensure the safe operation of electrical equipment, the content of all kinds of impurity composition in sulfur hexafluoride gas must be controlled, particularly there is the acid of severe corrosive to electrical equipment solid insulating material and acidic components will strictly control, wherein topmost a kind of caustic acid is exactly HF.Therefore, sulfur hexafluoride gas needs to carry out acidity detection before use, but, current SF
6the standard method of measurement of gas acidity cannot directly be calibrated, and causes the accuracy that cannot judge measurement data, brings hidden danger, urgently improve to the Security Construction of electrical network and production.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide a kind of SF
6in gas, HF Standard Gases device for formulating, directly can connect SF
6gas acidity measurement mechanism carries out calibration test to it, improves the accuracy and reliability that detect.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
First the utility model discloses a kind of SF
6hF Standard Gases device for formulating in gas, comprising: the constant temperature water bath apparatus with the first water bath and the second water bath communicated with each other, wherein, is provided with heating module and temperature detecting module in the first water bath; The top seal of the second water bath, its inside is provided with the inside groove for holding liquid HF acid, gland bonnet is provided with at inside groove top, gland bonnet can be opened to add liquid HF acid, the front-end and back-end of described gland bonnet are attached across air inlet pipeline and the outlet pipe of the second water bath, the outlet of described outlet pipe and SF respectively
6gas acidity measurement mechanism is connected.
Preferably, aforementioned first water bath and the second water bath are provided with a connecting pipe between nearest two side, and connecting pipe near the top of constant temperature water bath apparatus, thus makes the first water bath be communicated with the second water bath.
Further, between aforementioned first water bath and the second water bath, connect an ebullator, to guarantee that the temperature of the first water bath and the second water bath balances as early as possible.
Further, aforementioned ebullator is connected on the two side of the first water bath and the second water bath lie farthest away, and near diapire, the circulating effect of ebullator can be made so optimum.
Particularly, aforementioned temperature detection module is platinum resistance.
Preferably, aforementioned air inlet pipeline installs a flow control valve.
As further improvement of the utility model, in inner tank, be provided with a ventilated membrane at the ullage of liquid HF acid, pass through to stop liquid hydrofluoric acid.
Usefulness of the present utility model is: SF of the present utility model
6hF Standard Gases device for formulating and compound method in gas, solve and use SF
6gas acidity pick-up unit measures typical magnitude problem of transmission during acidity, can to SF
6gas acidity pick-up unit is directly calibrated, and makes its measurement data more accurate, has the feature such as short, effective, easy to use consuming time, for the safe operation of power equipment provides sound assurance.
Accompanying drawing explanation
Fig. 1 is SF of the present utility model
6the structural representation of a preferred embodiment of HF Standard Gases device for formulating in gas.
The implication of Reference numeral in figure: 1, the first water bath, the 2, second water bath, 3, heating module, 4, platinum resistance, 5, air inlet pipeline, 6, outlet pipe, 7, inside groove, 8, flow control valve, 9, ebullator, 10, ventilated membrane.
Embodiment
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the utility model.
SF of the present utility model
6in gas, HF Standard Gases device for formulating can at pure SF
6prepare the HF gas of standard content in gas, thus directly acidity content detection device is calibrated.
The structure of this device is see Fig. 1, and constant temperature water bath apparatus comprises the first water bath 1 and the second water bath 2, and both communicate with each other, and realizes being communicated with by the connecting pipe be positioned on both mutually close sidewalls, thus balanced water temperature.In the first water bath 1, be provided with heating module 3 and temperature detecting module, temperature detecting module is preferably platinum resistance 4; The top seal of the second water bath 2, splendid attire recirculated water, establish the Packed inside groove 7 for holding liquid HF acid therein, to circulating water heating, hydrofluorite evaporated.The sealing at inside groove 7 top realizes by a gland bonnet, and opening gland bonnet can add liquid HF acid in inside groove.
As shown in Figure 1, connect air inlet pipeline 5 and outlet pipe 6 respectively in the front-end and back-end of gland bonnet, and air inlet pipeline 5 and outlet pipe 6 are all through the second water bath 2, pure SF
6gas passes in inside groove 7 from air inlet pipeline 5 with constant flow velocity, and discharge from outlet pipe 6 after the HF gas of preparation normal concentration, in Fig. 1, arrow is depicted as SF again
6the flow direction of gas, the outlet of outlet pipe 6 and SF
6gas acidity measurement mechanism is connected, thus realizes acidity calibration.Conveniently control air inflow, air inlet pipeline 5 is installed a flow control valve 8 with flexible SF
6the flow of gas.
Further, in order to balanced water temperature more rapidly, an ebullator 9 is connected between the first water bath 1 and the second water bath 2, as shown in Figure 1, ebullator 9 is connected on the two side of the first water bath 1 and the second water bath 2 lie farthest away, and near diapire, the circulating effect of ebullator 9 can be made so optimum.
As further improvement of the utility model, in inside groove 7, the ullage of liquid HF acid is provided with a ventilated membrane 10, and certainly, the height of ventilated membrane 10, lower than air inlet pipeline 5 and outlet pipe 6 position, enters SF effectively to prevent liquid hydrofluoric acid
6in gas.
In order to understand the utility model better, to utilizing aforesaid device for formulating to prepare SF
6in gas, the method for HF Standard Gases is introduced, and the method comprises the steps:
S1, in constant temperature water bath apparatus, hold recirculated water, start ebullator 9, heated by heating module 3 pairs of constant temperature water bath apparatus, and carry out thermometric by temperature detecting module, stop when water temperature reaches setting value heating and carrying out temperature control, setting value is herein 40 ~ 80 DEG C, specifically can determine according to required HF gas concentration, temperature is higher, then the evaporation capacity of HF is more;
S2, after equalized temperature, the liquid HF acid in the inside groove 7 of the second water bath 2 can evaporate generation gas, now, by pure SF
6gas passes in inside groove 7 with constant flow velocity from air inlet pipeline 5, then discharges from outlet pipe 6, the SF of discharge
6gas has the HF gas of normal concentration; So-called " normal concentration ", refers to that HF gas content (acidity) is wherein known, by the water temperature that changes in constant temperature water bath apparatus with pass into SF
6the flow velocity of gas, also adjustable SF
6the content of HF Standard Gases in gas, then by the gas that alkali liquor absorption gas device for formulating is discharged, then uses acid solution titration, and carry out the quantitative of HF standard gas concentration in SF6 gas, quantivative approach is the standard method in industry, does not repeat in this patent;
The outlet of S3, outlet pipe 6 directly connects SF
6gas acidity measurement mechanism, carries out calibration experiments to it.
To sum up, SF of the present utility model
6hF Standard Gases device for formulating in gas, solves and uses SF
6gas acidity pick-up unit measures typical magnitude problem of transmission during acidity, can to SF
6gas acidity pick-up unit is directly calibrated, and makes its measurement data more accurate, has the feature such as short, effective, easy to use consuming time, for the safe operation of power equipment provides sound assurance.
More than show and describe ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand, and above-described embodiment does not limit the utility model in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection domain of the present utility model.
Claims (7)
1. a SF
6hF Standard Gases device for formulating in gas, is characterized in that, comprising: the constant temperature water bath apparatus with the first water bath and the second water bath communicated with each other, wherein, is provided with heating module and temperature detecting module in the first water bath; The top seal of the second water bath, its inside is provided with the inside groove for holding liquid HF acid, gland bonnet is provided with at inside groove top, gland bonnet can be opened to add liquid HF acid, the front-end and back-end of described gland bonnet are attached across air inlet pipeline and the outlet pipe of the second water bath, the outlet of described outlet pipe and SF respectively
6gas acidity measurement mechanism is connected.
2. a kind of SF according to claim 1
6in gas, HF Standard Gases device for formulating, is characterized in that, described first water bath and the second water bath are provided with a connecting pipe between nearest two side, and connecting pipe is near the top of constant temperature water bath apparatus.
3. a kind of SF according to claim 1
6in gas, HF Standard Gases device for formulating, is characterized in that, connects an ebullator between described first water bath and the second water bath.
4. a kind of SF according to claim 3
6in gas, HF Standard Gases device for formulating, is characterized in that, described ebullator is connected on the two side of the first water bath and the second water bath lie farthest away, and near diapire.
5. a kind of SF according to claim 1
6in gas, HF Standard Gases device for formulating, is characterized in that, described temperature detecting module is platinum resistance.
6. a kind of SF according to claim 1
6in gas, HF Standard Gases device for formulating, is characterized in that, described air inlet pipeline is installed a flow control valve.
7. a kind of SF according to any one of claim 1-6
6in gas, HF Standard Gases device for formulating, is characterized in that, in described inside groove, is provided with a ventilated membrane at the ullage of liquid HF acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243752.0U CN204613011U (en) | 2015-04-21 | 2015-04-21 | A kind of SF 6hF Standard Gases device for formulating in gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243752.0U CN204613011U (en) | 2015-04-21 | 2015-04-21 | A kind of SF 6hF Standard Gases device for formulating in gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204613011U true CN204613011U (en) | 2015-09-02 |
Family
ID=53965561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520243752.0U Active CN204613011U (en) | 2015-04-21 | 2015-04-21 | A kind of SF 6hF Standard Gases device for formulating in gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204613011U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807690A (en) * | 2015-04-21 | 2015-07-29 | 国家电网公司 | Preparation device and method of HF standard gas in SF6 (sulfur hexafluoride) gas |
| CN110146644A (en) * | 2019-06-14 | 2019-08-20 | 应急管理部天津消防研究所 | It is a kind of for testing the device and method of liquid extinguisher vaporized gas extinguishing property |
-
2015
- 2015-04-21 CN CN201520243752.0U patent/CN204613011U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807690A (en) * | 2015-04-21 | 2015-07-29 | 国家电网公司 | Preparation device and method of HF standard gas in SF6 (sulfur hexafluoride) gas |
| CN104807690B (en) * | 2015-04-21 | 2017-09-15 | 国家电网公司 | A kind of SF6HF Standard Gases device for formulating and method in gas |
| CN110146644A (en) * | 2019-06-14 | 2019-08-20 | 应急管理部天津消防研究所 | It is a kind of for testing the device and method of liquid extinguisher vaporized gas extinguishing property |
| CN110146644B (en) * | 2019-06-14 | 2022-04-15 | 应急管理部天津消防研究所 | Device and method for testing fire extinguishing performance of liquid fire extinguishing agent and vaporized gas |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |