CN208229927U - SF6The adsorbent on-line regeneration facility of purifying processing device - Google Patents
SF6The adsorbent on-line regeneration facility of purifying processing device Download PDFInfo
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- CN208229927U CN208229927U CN201820087164.6U CN201820087164U CN208229927U CN 208229927 U CN208229927 U CN 208229927U CN 201820087164 U CN201820087164 U CN 201820087164U CN 208229927 U CN208229927 U CN 208229927U
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Abstract
SF6The adsorbent on-line regeneration facility of purifying processing device, including adsorption tower, alkali liquid tank, nitrogen inlet duct road, SF6Admission line, first, second, third and fourth, five, six, seven pipelines and the heating unit for being heated to nitrogen, vacuum pump is housed on the 6th pipeline, two position three-way valve is housed on the 7th pipeline, the import of alkali liquid tank is connected to the gas outlet of two position three-way valve, and the offgas outlet of alkali liquid tank communicates with the outside world.The utility model carries out the adsorbent in adsorption tower to be evenly heated heating by way of cycling through after to inert nitrogen heating; then it is vacuumized again; realize online decompression hot reactivation; ensure that adsorption tower cavity inner temperature is uniformly distributed; realize that heating tube and adsorbent are completely isolated; the security risks hidden danger such as staff's careless manipulation, temperature-controlling system are prevented and cannot protect in time; it thoroughly solves the problems, such as to influence device air-tightness because of handling; the adsorbent reactivation period is substantially increased, realizes the recycling of adsorbent.
Description
Technical field
The utility model relates to a kind of SF6Purifying processing device is especially a kind of SF6The adsorbent of purifying processing device
On-line regeneration facility.
Background technique
As the increasing and power grid enterprises of state control greenhouse gas emission dynamics are to SF6(sulfur hexafluoride) gas returns
Receive the attention that processing cycle recycles work, SF6The demand of purifying processing device increases sharply.The device adsorption tower is in SF6Only
Change and play the role of adsorbing contaminant in treatment process, but the adsorbent in its inner cavity will appear saturation now after long-term purified treatment
As causing adsorption capacity to decline, or even lose processing capacity.
The recycling of adsorbent may be implemented by regenerating, reduce processing cost.Decompression or heating are conducive to adsorb
Following two regeneration method is commonly used in the desorption of matter or the regeneration of adsorbent at present:
1. taking out adsorbent, it is packed into after being vacuumized in vacuum oven and heats, the impurity for adsorbing it is precipitated.But the method
Loading and unloading amount is larger, is easy to influence the air-tightness of purifying processing device, and the regeneration period is long.
2. heating tube is inserted directly into adsorption tower, to being vacuumized again after adsorbent heat temperature raising.The method can solve
The problem of influencing purifying processing device air-tightness because of handling, the regeneration period can be shortened to a certain extent.But due to heating tube
It is directly contacted with adsorbent and adsorbent heating conduction itself is poor, when on-line regeneration, be heated evenly and be difficult to ensure, easily burnt
Coke adsorbent micropore.Meanwhile other pressure vessels and pipeline with pressure are additionally provided in purifying processing device, when operation, easily causes heating
Pipe, adsorbent damage or even SF6Gas is decomposed by electric arc generates a large amount of toxic, pernicious gases, and there is a certain security risk.
Therefore, it is necessary to design a for SF6The adsorbent on-line regeneration facility of purified treatment, to meet current need
It asks.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of SF6The adsorbent on-line regeneration of purifying processing device
Device is not only able to guarantee the air-tightness of purifying processing device, shortens the adsorbent reactivation period, and avoidable heating tube,
Adsorbent damage, it is ensured that the intracorporal temperature of adsorption tower chamber is uniformly distributed, and ensures that use is safe, realizes that the circulation of adsorbent is sharp again
With.
The technical solution of the utility model is to provide a kind of SF having following structure6The suction of purifying processing device
Attached dose of on-line regeneration facility, including adsorption tower, nitrogen inlet duct road, SF6Admission line, first pipe, second pipe, third pipe
Road, the 4th pipeline, the 5th pipeline, the 6th pipeline, the 7th pipeline, alkali liquid tank and the heating list for being heated to nitrogen
Member, the nitrogen inlet duct road and SF6Admission line outlet with the inlet communication of first pipe, the outlet of first pipe with
The inlet communication of heating unit, the outlet of heating unit and the inlet communication of third pipeline, third pipeline and second pipe go out
Mouth is with the inlet communication of adsorption tower, and outlet and the inlet communication of the 4th pipeline of the adsorption tower, the outlet of the 4th pipeline is same
The inlet communication of five, six, seven pipeline of Shi Yu；
Hand-operated valve S1, SF are housed on the nitrogen inlet duct road6Hand-operated valve S10 is housed on admission line, first pipe
Front and rear is respectively provided with pressure reducing valve and hand-operated valve S2, the import of second pipe between pressure reducing valve and hand-operated valve S2, and
It is connected to first pipe, hand-operated valve S3 is housed on second pipe, hand-operated valve S4 is housed on third pipeline, hand is housed on the 5th pipeline
Valve S7, filter and hand-operated valve S8 are moved, hand-operated valve S9 and vacuum pump, the outlet of the 6th pipeline and the 7th pipe are housed on the 6th pipeline
The outlet in road, hand-operated valve S5 and two position three-way valve S6 is equipped on the 7th pipeline, and hand-operated valve S5 is located at input end, the lye
The import of tank is connected to the gas outlet of two position three-way valve S6, and the offgas outlet of alkali liquid tank communicates with the outside world.
SF described in the utility model6The adsorbent on-line regeneration facility of purifying processing device, wherein the heating unit
There are two groups, be arranged in parallel one on the other, every group of heating unit includes cool-bag, heating tube and several axially staggered set
The partition in cool-bag inner cavity is set, heating tube protrudes into cool-bag inner cavity, and is mounted on cool-bag head by flange
Portion, by flange serial communication, the tail portion of each cool-bag is mounted on a thermocouple, top for the tail portion of two cool-bags
Cool-bag among position safety valve is installed, the cool-bag of lower part is equipped with the second platinum resistance at head region,
The cool-bag bottom of lower part is equipped with bracket, and heating tube, thermocouple and the second platinum resistance are electrically connected with the controller.
SF described in the utility model6The adsorbent on-line regeneration facility of purifying processing device, wherein the adsorption tower
Three the first platinum resistance are sequentially arranged on side wall from top to bottom, these three first platinum resistance are electrically connected with the controller.
SF described in the utility model6The adsorbent on-line regeneration facility of purifying processing device, wherein the 6th pipeline
Upper that hot-swappable fans are housed, the hot-swappable fans are between hand-operated valve S9 and vacuum pump.
SF described in the utility model6The adsorbent on-line regeneration facility of purifying processing device, wherein the 6th pipeline
It is upper that inflation solenoid valve V1 is housed, solenoid valve V1 is inflated between hot-swappable fans and vacuum pump.
SF described in the utility model6The adsorbent on-line regeneration facility of purifying processing device, wherein the third pipeline
It is upper that flowmeter L1 and first pressure gauge P1 is housed, second pressure gauge P2 is housed on the 4th pipeline, the 6th pipeline is equipped with
Vacuum meter Z1, the vacuum meter Z1 are located between hot-swappable fans and inflation solenoid valve V1.
After using the above structure, compared with prior art, the utility model SF6The adsorbent of purifying processing device is online again
Generating apparatus has the advantage that
When normal purified treatment, first by SF6The surge tank outlet access SF of purifying processing device processing unit6Air inlet pipe
The import in road, and SF is inserted into the outlet of the 5th pipeline6The power unit entrance of purifying processing device, subsequent SF6Gas is in pressure
Under effect, successively enters in adsorption tower through hand-operated valve S10, pressure reducing valve, hand-operated valve S3, after adsorption tower pressure-variable adsorption, successively pass through
Outlet, hand-operated valve S7, filter and the hand-operated valve S8 of adsorption tower enter power unit, and the compressor of last power unit is taken out
Purification processes are carried out to cryogenic unit；
When the adsorption capacity of adsorbent declines or loses processing capacity, it is first shut off hand-operated valve S10, S3, S7, S8, S9,
Hand-operated valve S1, S2, S4, S5 and S6 are opened, the nitrogen cylinder that purity is 99.999% is then accessed into nitrogen inlet duct road, is opened
Valve, nitrogen under pressure, successively enter heating unit through hand-operated valve S1, pressure reducing valve, hand-operated valve S2, carry out heat exchange,
The nitrogen that temperature is 200 DEG C is exported from heating unit to flow out, and enters in adsorption tower through hand-operated valve S4, and then from hand-operated valve
S5, two position three-way valve S6, which enter in alkali liquid tank, to be neutralized, and is finally discharged to the external world from alkali liquid tank offgas outlet；
After the mean temperature of tower inner cavity to be adsorbed everywhere reaches 180 DEG C, heating unit is closed, the pressure of adsorption tower inner cavity is made
It is down to atmospheric pressure, then successively closes hand-operated valve S1, S2, S4, S5 again；Switch two position three-way valve S6, make the outlet of vacuum pump with
The inlet communication of alkali liquid tank, opens hand-operated valve S9 and vacuum pump vacuumizes adsorption tower, when pressure reaches 50Pa, closes
Hand-operated valve S9 and vacuum pump, and open hand-operated valve S5 and switching two position three-way valve S6, make adsorption tower outlet and alkali liquid tank into
Mouth connection；
It is not difficult to find out that, the utility model declines or loses processing capacity in the adsorption capacity of adsorbent through the above
When, it immediately can switch to adsorbent on-line regeneration operation, to save a large amount of loading and unloadings of original pair of adsorbent, ensure that net
The air-tightness for changing processing unit, substantially reduces the regeneration period of adsorbent；Due to the heating tube and adsorbent in heating unit
Be it is spaced apart from each other, the two is not directly contacted with, therefore avoids the damage of heating tube and adsorbent；It can be true by the flowing of nitrogen
It protects the intracorporal temperature of adsorption tower chamber to be uniformly distributed, has ensured that use is safe, realized the cycling and reutilization of adsorbent.
Detailed description of the invention
Fig. 1 is the utility model SF6The structural schematic diagram of the adsorbent on-line regeneration facility of purifying processing device；
Fig. 2 is the section view enlarged structure schematic diagram of heating unit in Fig. 1；
Fig. 3 is the section view enlarged structure schematic diagram of adsorption tower in Fig. 1.
Specific embodiment
With reference to the accompanying drawings and detailed description to the utility model SF6The adsorbent on-line regeneration of purifying processing device
Device is described in further detail:
As shown in Figures 1 to 3, in this embodiment, the utility model SF6The adsorbent of purifying processing device is online
Regenerating unit, including nitrogen inlet duct road 10, SF6Admission line 11, second pipe 14, third pipeline 15, is inhaled at first pipe 13
Attached tower 24, the 4th pipeline 16, the 5th pipeline 17, the 6th pipeline 18, the 7th pipeline 19, alkali liquid tank 20 and for nitrogen carry out
The heating unit 25 of heating.Nitrogen inlet duct road 10 and SF6Inlet communication of the outlet of admission line 11 with first pipe 13,
The outlet of first pipe 13 and the inlet communication of heating unit 25, the outlet of heating unit 25 and the import of third pipeline 15 connect
Logical, inlet communication of the outlet of third pipeline 15 and second pipe 14 with adsorption tower 24, the outlet of adsorption tower 24 is managed with the 4th
The outlet of the inlet communication in road 16, the 4th pipeline 16 connects with the import of the 5th pipeline 17, the 6th pipeline 18, the 7th pipeline 19 simultaneously
It is logical.
Hand-operated valve S1, SF are housed on nitrogen inlet duct road 106Hand-operated valve S10, first pipe 13 are housed on admission line 11
Front and rear be respectively provided with pressure reducing valve 12 and hand-operated valve S2, the import of second pipe 14 is located at pressure reducing valve 12 and hand-operated valve S2
Between, and be connected to first pipe 13, hand-operated valve S3 is housed on second pipe 14, hand-operated valve S4 is housed on third pipeline 15, the
Hand-operated valve S7, filter 22 and hand-operated valve S8 are housed on five pipelines 17, hand-operated valve S9 and vacuum pump 21 are housed on the 6th pipeline 18,
Outlet and the outlet of the 7th pipeline 19 of 6th pipeline 18 are equipped with hand-operated valve S5 and two position three-way valve on the 7th pipeline 19
S6, hand-operated valve S5 are located at input end, and the import of alkali liquid tank 20 is connected to the gas outlet of two position three-way valve S6, the tail gas of alkali liquid tank 20
Outlet communicates with the outside world.Heating unit 25 after it reaches technique requirement, makes in adsorption tower 24 for heating inert nitrogen
Adsorbent thermally equivalent heating, to release adsorbate.Alkali liquid tank 20 is parsed for neutralizing in adsorption tower cavity by adsorbent
Impurity, realize the pollution-free zero-emission of regenerative process.
Hot-swappable fans 23 are housed, hot-swappable fans 23 are between hand-operated valve S9 and vacuum pump 21, heat exchange on the 6th pipeline 18
Fan 23 is for cooling down to high temperature nitrogen, to protect vacuum pump 21.It is also equipped with inflation solenoid valve V1 on 6th pipeline 18, fills
Pneumoelectric magnet valve V1 is between hot-swappable fans 23 and vacuum pump 21.The effect of inflation solenoid valve V1 is: (up to electric shape when work
State), the valve rod in valve is mobile, and inflating port is blocked and (sealed up), while connects vacuum pump 21 and adsorption tower 24, by its inner cavity
Gas extraction；When not working (i.e. power failure state), valve rod sets back under the action of the spring, will be in vacuum pump 21 and adsorption tower 24
Chamber separates, and ambient atmosphere enters in vacuum pump 21 through the inflating port of inflation solenoid valve V1, makes to pump interior pressure equilibrium, prevents vacuum
Pump 21 returns oil to adsorption tower 24.
Three the first platinum resistance 29 are sequentially arranged on the side wall of adsorption tower 24 from top to bottom, these three first platinum resistance 29 are
It is electrically connected with the controller.Temperature signal of first platinum resistance 29 for upper, middle and lower position in acquisition 24 cavity of adsorption tower in real time,
And controller is passed to, convenient for judging the thermally equivalent situation of adsorbent, after average value reaches 180 DEG C of setting value, closes and add
Hot cell 25.
In order to preferably heat to nitrogen, two groups are set by heating unit 25, one on two groups of heating units 25 1
Under be arranged in parallel.Every group of heating unit 25 includes that cool-bag 251, heating tube 253 and several axially staggered settings exist
Partition 252 in 251 inner cavity of cool-bag.Partition 252 can make the wavy inner cavity for flowing through cool-bag 251 of nitrogen, increase
Heat exchange efficiency.Heating tube 253 protrudes into 251 inner cavity of cool-bag, and is mounted on 251 head of cool-bag by flange, when right
Replacement easy to disassemble when the inner cavity of cool-bag 251 is cleared up, in favor of maintenance and to heating tube 253；Two guarantors
By flange serial communication, the tail portion of each cool-bag 251 is mounted on a thermocouple 26 for the tail portion of warm container 251, and two
For acquiring the intracorporal temperature signal of 251 chamber of cool-bag and carrying out overtemperature alarm, temperature anomaly is cut off immediately to be added thermocouple 26
The power supply of heat pipe 253 effectively extends the service life of heating tube 253；Position is equipped with safety valve among the cool-bag on top
28, the cool-bag of lower part is equipped with the second platinum resistance 27 at head region, and 251 bottom of cool-bag of lower part is equipped with
Bracket 254, it is easy to support；Heating tube 253, thermocouple 26 and the second platinum resistance 27 are electrically connected with the controller.Second platinum resistance
27 for acquiring the temperature signal in cool-bag 251 in real time, and passes to controller, convenient for automatic adjustment heating tube 253
Output power makes the nitrogen temperature of outflow uniformly reach 200 DEG C of setting value.
Flowmeter L1 and first pressure gauge P1 are installed on third pipeline 15, second pressure gauge is housed on the 4th pipeline 16
P2, the 6th pipeline 18 are equipped with vacuum meter Z1, and vacuum meter Z1 is located between hot-swappable fans 23 and inflation solenoid valve V1.
The utility model SF6The application method of the adsorbent on-line regeneration facility of purifying processing device is as follows:
When normal purified treatment, first by SF6The surge tank outlet access SF of purifying processing device processing unit6Air inlet pipe
The import in road 11, and SF is inserted into the outlet of the 5th pipeline 176The power unit entrance of purifying processing device, subsequent SF6Gas exists
Pressure effect under, successively through hand-operated valve S10, pressure reducing valve 12 (by pressure reducing valve by pressure to 0.6MPa), hand-operated valve S3 into
Enter in adsorption tower 24, after 24 pressure-variable adsorption of adsorption tower, successively the outlet through adsorption tower, hand-operated valve S7, filter 22 and manually
Valve S8 enters power unit, and the compressor of last power unit pumps it to cryogenic unit and carries out purification processes；
When the adsorption capacity of adsorbent declines or loses processing capacity, it is first shut off hand-operated valve S10, S3, S7, S8, S9,
Hand-operated valve S1, S2, S4, S5 and S6 are opened, the nitrogen cylinder that purity is 99.999% is then accessed into nitrogen inlet duct road 10, is opened
Open valve, nitrogen under pressure, successively through hand-operated valve S1, pressure reducing valve 12 (by pressure reducing valve by pressure to 1MPa),
Hand-operated valve S2 enters heating unit 25, carries out heat exchange, and the nitrogen that temperature is 200 DEG C is flowed out from the outlet of heating unit 25, and
Enter in adsorption tower 24 through hand-operated valve S4, and then enters in alkali liquid tank 20 from hand-operated valve S5, two position three-way valve S6 and neutralized
Processing, is finally discharged to the external world from 20 offgas outlet of alkali liquid tank；
After the mean temperature of tower inner cavity to be adsorbed everywhere reaches 180 DEG C, heating unit is closed, the pressure of adsorption tower inner cavity is made
It is down to atmospheric pressure, then successively closes hand-operated valve S1, S2, S4, S5 again；Switch two position three-way valve S6, makes the outlet of vacuum pump 21
With the inlet communication of alkali liquid tank 20, opens hand-operated valve S9 and vacuum pump 21 vacuumizes adsorption tower 24, when pressure reaches
When 50Pa, hand-operated valve S9 and vacuum pump 21 are closed, and opens hand-operated valve S5 and switching two position three-way valve S6, makes going out for adsorption tower 24
The inlet communication of mouth and alkali liquid tank 20.
The utility model by way of being cycled through after to inert nitrogen heating to the adsorbent in adsorption tower into
Row is evenly heated heating, then vacuumizes again to it, realizes online decompression hot reactivation, can effectively realize warm in adsorption tower cavity
Degree is uniformly distributed, and realizes that heating tube is completely isolated with adsorbent, having prevented staff's careless manipulation, temperature-controlling system cannot be timely
The security risks hidden danger such as protection thoroughly solve the problems, such as to influence device air-tightness because of handling, substantially increase the adsorbent reactivation period,
Realize the recycling of adsorbent.
In this embodiment, the hot-swappable fans 23, inflation solenoid valve V1, vacuum pump 21, alkali liquid tank 20, two
Position three-way valve S6, thermocouple 26, controller, the second platinum resistance 27 and the first platinum resistance 29 are commercial product.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various changes and improvements that the technical solution of utility model is made should all be fallen into the protection scope of the utility model.
Claims (6)
1. a kind of SF6The adsorbent on-line regeneration facility of purifying processing device, including adsorption tower (24), it is characterised in that: further include
Nitrogen inlet duct road (10), SF6Admission line (11), first pipe (13), second pipe (14), third pipeline (15), the 4th
Pipeline (16), the 5th pipeline (17), the 6th pipeline (18), the 7th pipeline (19), alkali liquid tank (20) and for nitrogen carry out
The heating unit (25) of heating, the nitrogen inlet duct road (10) and SF6The outlet of admission line (11) is and first pipe
(13) inlet communication, the outlet of first pipe (13) and the inlet communication of heating unit (25), the outlet of heating unit (25)
With the inlet communication of third pipeline (15), import of the outlet of third pipeline (15) and second pipe (14) with adsorption tower (24)
The inlet communication of connection, the outlet of the adsorption tower (24) and the 4th pipeline (16), the outlet of the 4th pipeline (16) is simultaneously with the
Five, the inlet communication of six, seven pipelines；
Hand-operated valve S1, SF are housed on the nitrogen inlet duct road (10)6Hand-operated valve S10, first pipe are housed on admission line (11)
(13) front and rear is respectively provided with pressure reducing valve (12) and hand-operated valve S2, and the import of second pipe (14) is located at pressure reducing valve (12)
It is connected between hand-operated valve S2, and with first pipe (13), hand-operated valve S3 is housed, on third pipeline (15) on second pipe (14)
Equipped with hand-operated valve S4, hand-operated valve S7, filter (22) and hand-operated valve S8 are housed on the 5th pipeline (17), filled on the 6th pipeline (18)
There are hand-operated valve S9 and vacuum pump (21), the outlet of the 6th pipeline (18) and the outlet of the 7th pipeline (19), the 7th pipeline
(19) hand-operated valve S5 and two position three-way valve S6 is housed, hand-operated valve S5 is located at input end, the import and two of the alkali liquid tank (20) on
The gas outlet of position three-way valve S6 is connected to, and the offgas outlet of alkali liquid tank (20) communicates with the outside world.
2. SF according to claim 16The adsorbent on-line regeneration facility of purifying processing device, it is characterised in that: described to add
Hot cell (25) has two groups, is arranged in parallel one on the other, and every group of heating unit (25) includes cool-bag (251), heating tube
(253) and several axially staggered partitions (252) being arranged in cool-bag (251) inner cavity, heating tube (253) protrude into guarantor
In warm container (251) inner cavity, and cool-bag (251) head is mounted on by flange, the tail portion of two cool-bags (251) is logical
Cross flange serial communication, the tail portion of each cool-bag (251) is mounted on a thermocouple (26), among the cool-bag on top
Position is equipped with safety valve (28), and the cool-bag of lower part is equipped with the second platinum resistance (27) at head region, lower part
Cool-bag (251) bottom is equipped with bracket (254), heating tube (253), thermocouple (26) and the second platinum resistance (27) with control
Device electrical connection processed.
3. SF according to claim 26The adsorbent on-line regeneration facility of purifying processing device, it is characterised in that: the suction
Three the first platinum resistance (29) are sequentially arranged on the side wall of attached tower (24) from top to bottom, these three first platinum resistance (29) with control
Device electrical connection processed.
4. SF according to any one of claims 1 to 36The adsorbent on-line regeneration facility of purifying processing device, feature exist
In: hot-swappable fans (23) are housed on the 6th pipeline (18), which is located at hand-operated valve S9 and vacuum pump (21)
Between.
5. SF according to claim 46The adsorbent on-line regeneration facility of purifying processing device, it is characterised in that: described
On six pipelines (18) equipped with inflation solenoid valve V1, the inflation solenoid valve V1 be located at hot-swappable fans (23) and vacuum pump (21) it
Between.
6. SF according to claim 56The adsorbent on-line regeneration facility of purifying processing device, it is characterised in that: described
Flowmeter L1 and first pressure gauge P1 is housed on three pipelines (15), second pressure gauge P2, institute are housed on the 4th pipeline (16)
The 6th pipeline (18) is stated to be located between hot-swappable fans (23) and inflation solenoid valve V1 equipped with vacuum meter Z1, the vacuum meter Z1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087164.6U CN208229927U (en) | 2018-01-17 | 2018-01-17 | SF6The adsorbent on-line regeneration facility of purifying processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087164.6U CN208229927U (en) | 2018-01-17 | 2018-01-17 | SF6The adsorbent on-line regeneration facility of purifying processing device |
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ID=64578519
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538646A (en) * | 2019-08-26 | 2019-12-06 | 国网天津市电力公司电力科学研究院 | Sulfur hexafluoride adsorbent regeneration device and use method |
| CN111359367A (en) * | 2020-03-16 | 2020-07-03 | 中北大学 | SF (sulfur hexafluoride)6Gas micro-water treatment device |
-
2018
- 2018-01-17 CN CN201820087164.6U patent/CN208229927U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538646A (en) * | 2019-08-26 | 2019-12-06 | 国网天津市电力公司电力科学研究院 | Sulfur hexafluoride adsorbent regeneration device and use method |
| CN111359367A (en) * | 2020-03-16 | 2020-07-03 | 中北大学 | SF (sulfur hexafluoride)6Gas micro-water treatment device |
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Effective date of registration: 20200818 Address after: 230601 No. 299, Ziyun Road, Hefei economic and Technological Development Zone, Anhui, China Co-patentee after: STATE GRID CORPORATION OF CHINA Patentee after: ELECTRIC POWER SCIENCE RESEARCH INSTITUTE OF STATE GRID ANHUI ELECTRIC POWER Co.,Ltd. Co-patentee after: ANHUI XINLI ELECTRIC TECHNOLOGY CONSULTING Co.,Ltd. Address before: 230601, Ziyun Road, Hefei, Anhui Province, No. 299 Co-patentee before: STATE GRID CORPORATION OF CHINA Patentee before: ELECTRIC POWER SCIENCE RESEARCH INSTITUTE OF STATE GRID ANHUI ELECTRIC POWER Co.,Ltd. Co-patentee before: ANHUI KEXUN ELECTRIC POWER TECHNOLOGY Co.,Ltd. |