CN106786046B - A kind of low temp compensating control method of electrical cabinet - Google Patents
A kind of low temp compensating control method of electrical cabinet Download PDFInfo
- Publication number
- CN106786046B CN106786046B CN201611202558.3A CN201611202558A CN106786046B CN 106786046 B CN106786046 B CN 106786046B CN 201611202558 A CN201611202558 A CN 201611202558A CN 106786046 B CN106786046 B CN 106786046B
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- cabinet
- temperature
- low
- electrical
- hot wind
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 58
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention relates to field of electrical equipment, the low temp compensating control method of especially a kind of electrical cabinet, it uses and electrical cabinet is arranged side by side, and air duct is set in the top of electrical cabinet, the setting of air duct side can provide the hot wind cabinet of hot wind, and when being detected with electrical cabinet temperature lower than TA, the electrical cabinet is low-temperature cabinet, the lower ventilation duct of low-temperature cabinet is closed, upper ventilation duct is opened, fan work, is absorbed heat inside wind from air duct；Upper ventilation duct, the lower ventilation duct of highest temperature cabinet are opened, and fan stops working, and the hot-air in highest temperature cabinet carries out temperature-compensating to low-temperature cabinet by air duct；When the above operation reaches a period of time T2 there are still when low-temperature cabinet, hot wind cabinet provides hot wind by air duct and carries out further temperature-compensating to low-temperature cabinet.The invention has the advantages that the electrical cabinet that temperature reaches police circles' low temperature can borrow hot wind to the higher electrical cabinet of other temperature by air duct, to promote the temperature in the cabinet, and can heat up by hot wind cabinet, at low cost, using effect is good.
Description
Technical field
The present invention relates to a kind of power equipment, the low temp compensating control method of especially a kind of electrical cabinet.
Background technique
Electrical cabinet is common equipment, and the use for a long time of the element in electrical cabinet can generate heat, and is easily caused warm in electrical cabinet
Degree increases, and excessively high temperature will affect the normal work of electrical component, therefore, it is necessary to radiate to electrical cabinet, without for people
Know, the temperature in electrical cabinet is also unsuitable too low, when the temperature in electrical cabinet is too low, can not accommodate a large amount of water in air
Point, condensation on electrical component, terminal block or tank wall, is caused short circuit phenomenon by the air moisture of precipitation, endangers power equipment peace
Row for the national games.
To solve this problem, hot type dehumidifier would generally be set in electrical cabinet, and hot type dehumidifier is mainly used for
The temperature in electrical cabinet is improved, is not had to then usually, since the air of higher temperature can include more moisture, to prevent steam
Condensation above direct electrical equipment, terminal block etc. in the case, the accidents such as prevention flashover, short circuit, but every electrical cabinet adds with one
Heat type dehumidifier not only improves cost, but also occupies the installation space of equipment, and such way is in fact unsatisfactory.
Summary of the invention
A kind of low temp compensating of the electrical cabinet designed the purpose of the present invention is to solve the deficiency of above-mentioned technology controls
Method.
A kind of low temp compensating control method of electrical cabinet designed by the present invention, including following measures:
It uses and electrical cabinet is arranged side by side, and air duct is arranged in the top of electrical cabinet, and the setting of air duct side can provide
The hot wind cabinet of hot wind, setting hot-blast valve controls hot wind on-off on the hot air pipe between hot wind cabinet and air duct；
Upper ventilation duct and lower ventilation duct are respectively set at the top and bottom of electrical cabinet, and in upper ventilation duct and lower ventilation duct
Ventilation valve and lower ventilation valve control on-off in upper setting, are equipped with and the one-to-one uptake of electrical cabinet and electricity in air duct bottom surface
The upper ventilation duct of gas holder is connected to；
On electrical cabinet setting can outward air draught fan, in each electrical cabinet be equipped with temp probe temperature collection signal
And be sent in controller, controller controls the hot wind cabinet, hot-blast valve, upper ventilation valve, lower ventilation valve and fan work；It is special
Sign is:
When being detected with electrical cabinet temperature lower than TA, the electrical cabinet is low-temperature cabinet, and the lower ventilation duct of low-temperature cabinet is closed,
Upper ventilation duct is opened, fan work, is absorbed heat inside wind from air duct；
Highest that of temperature is highest temperature cabinet in other electrical cabinets, and high temperature control two is time high temperature cabinet；
Upper ventilation duct, the lower ventilation duct of highest temperature cabinet are opened, and fan stops working, and the hot-air in highest temperature cabinet passes through wind
Road carries out temperature-compensating to low-temperature cabinet；
When the temperature of previous highest temperature cabinet, which reduces, becomes secondary high temperature cabinet, secondary high temperature cabinet keeps original state for a period of time
Upper ventilation duct is closed after T1, lower ventilation duct is opened, and so that it is no longer carried out temperature-compensating to low-temperature cabinet, the fan root on the electrical cabinet
Heat dissipation work is carried out according to in-cabinet temperature situation, and temperature-compensating is carried out to low-temperature cabinet by new highest temperature cabinet；
When the above operation reaches a period of time T2 there are still when low-temperature cabinet, hot wind cabinet and hot-blast valve are opened, and hot wind cabinet passes through
Air duct provides hot wind and carries out further temperature-compensating to low-temperature cabinet, then hot until all electrical cabinet temperature are all higher than TA
Wind cabinet and hot-blast valve are closed, and all upper ventilation ducts are all closed, and all lower ventilation ducts are all opened, the fan on respective electrical cabinet according to
In-cabinet temperature situation carries out heat dissipation work.
The low temp compensating control method of electrical cabinet designed by the present invention, its beneficial effect is: it is low that temperature reaches police circles
The electrical cabinet of temperature can borrow hot wind to the higher electrical cabinet of other temperature by air duct, to promote the temperature in the cabinet, thus
It does not need that hot type dehumidifier is arranged in each electrical cabinet, and the higher electrical cabinet of other temperature is able to disperse hot wind,
The effect that can achieve heat dissipation, this method be unable to satisfy require when, external hot wind cabinet can be started and carry out concurrent heating wind, hot wind cabinet is only
Needing one can satisfy the use demand, and such overall cost is minimized, and using effect is good.
Detailed description of the invention
Fig. 1 is the system schematic using the electrical cabinet of control method described in embodiment 1.
In figure: electrical cabinet 1, air duct 2, hot wind cabinet 3, hot air pipe 4, hot-blast valve 5, upper ventilation duct 6, lower ventilation duct 7, upper ventilation
Valve 8, lower ventilation valve 9, uptake 10, fan 11.
Specific embodiment
The present invention will be further described below by way of embodiments in conjunction with the accompanying drawings.
Embodiment 1:
As shown in Figure 1, the low temp compensating control method of electrical cabinet described in the present embodiment, the low temp compensating control of electrical cabinet
Method processed, including following measures:
Air duct 2 is arranged using electrical cabinet 1 to be arranged side by side, and in the top of electrical cabinet 1 in it, and the setting of 2 side of air duct can be with
The hot wind cabinet 3 of hot wind is provided, hot-blast valve 5 is set to control hot wind on-off on the hot air pipe 4 between hot wind cabinet 3 and air duct 2；
Upper ventilation duct 6 and lower ventilation duct 7 are respectively set in the top and bottom of electrical cabinet 1, and in upper ventilation duct 6 and lower logical
Upper ventilation valve 8 and lower ventilation valve 9 are set on air hose 7 to control on-off, are equipped in 2 bottom surface of air duct one-to-one with electrical cabinet 1
Uptake 10 is connected to the upper ventilation duct 6 of electrical cabinet 1；
On electrical cabinet 1 setting can outward air draught fan 11, in each electrical cabinet 1 be equipped with temp probe temperature collection
Signal is simultaneously sent in controller, and controller controls the hot wind cabinet 3, hot-blast valve 5, upper ventilation valve 8, lower ventilation valve 9 and fan
11 work；It is characterized by:
When being detected with 1 temperature of electrical cabinet lower than TA (police circles' low temperature, TA can take 10 degrees Celsius), the electrical cabinet 1 is
Low-temperature cabinet, the lower ventilation duct 7 of low-temperature cabinet are closed, and upper ventilation duct 6 is opened, and fan 11 works, and are absorbed heat inside wind from air duct 2；
Highest that of temperature is highest temperature cabinet in other electrical cabinets 1, and high temperature control two is time high temperature cabinet；
Upper ventilation duct 6, the lower ventilation duct 7 of highest temperature cabinet are opened, and fan 11 stops working, and the hot-air in highest temperature cabinet is logical
It crosses air duct 2 and temperature-compensating is carried out to low-temperature cabinet；
When the temperature of previous highest temperature cabinet, which reduces, becomes secondary high temperature cabinet, secondary high temperature cabinet keeps original state for a period of time
T1 (the reason of T1 can take 3-5 minutes, be arranged in this way is: the electrical cabinet general heating amount that can become highest temperature cabinet is maximum, when
When it becomes secondary high temperature cabinet after cooling down, still allowing it to export hot wind outward is to have taken into account compensation to can preferably radiate
With two aspect of heat dissipation) upper ventilation duct 6 is closed, lower ventilation duct 7 is opened afterwards, and so that it is no longer carried out temperature-compensating, the electricity to low-temperature cabinet
Fan 11 on gas holder 1 carries out heat dissipation work according to in-cabinet temperature situation, and carries out temperature to low-temperature cabinet by new highest temperature cabinet
Compensation；
When the above operation reaches a period of time T2, (T2 can be taken 15-20 minutes, and the T2 time is preferably grown, and rely on electrical cabinet as far as possible
Between solve the problems, such as, reduce hot wind cabinet 3 unlatching with energy conservation because by hot wind cabinet 3 heating instead give subsequent thermal dissipation provide pressure,
It is not cost-effective) there are still when low-temperature cabinet, hot wind cabinet 3 and hot-blast valve 5 are opened, hot wind cabinet 3 by air duct 2 provide hot wind to low-temperature cabinet into
The further temperature-compensating of row, until all 1 temperature of electrical cabinet are all higher than TA, then hot wind cabinet 3 and hot-blast valve 5 are closed, institute
There is upper ventilation duct 6 all to close, all lower ventilation ducts 7 are all opened, the fan 11 on respective electrical cabinet 1 according to in-cabinet temperature situation into
Row heat dissipation work, can use existing constant temperature technology, be also possible to start wind when temperature is greater than 60 degrees Celsius in electrical cabinet 1
Fan 11 is until electrical in-cabinet temperature is less than 40 degrees Celsius.
In the present embodiment,
Air duct 2 can be the rectangular-shape air duct made of sheet iron or stainless steel；
Hot wind cabinet 3 should be guaranteed that enters the wind in which can be convenient, such as on hot wind cabinet 3 be arranged the ventilative window with filtering function or
The leakproofness of hot wind cabinet 3 itself it is bad easily it is ventilative, in this way in heat air delivery outward outside air can just cover come；Hot wind cabinet 3
Electric heating tube can be set as air heating in inside, the connection of itself and hot air pipe can be set fan provide for hot wind it is defeated
Send power.
The low temp compensating control method of electrical cabinet 1 described in the present embodiment, its beneficial effect is: temperature reaches police circles
The electrical cabinet 1 of low temperature can borrow hot wind to the higher electrical cabinet 1 of other temperature by air duct 2, to promote the temperature in the cabinet, this
Sample in each electrical cabinet 1 there is no need to be arranged hot type dehumidifier, and the higher electrical cabinet 1 of other temperature is dispersed
Hot wind can achieve the effect of heat dissipation, this method be unable to satisfy require when, external hot wind cabinet 3 can be started and carry out concurrent heating wind, heat
Wind cabinet 3, which only needs one, to be satisfied the use demand, and such overall cost is minimized, and using effect is good.
Above-described embodiment is only to give an example to design of the invention, it will be apparent that, those skilled in the art are to above-mentioned
Various equivalent modifications or supplement made by embodiment, should all fall into the protection scope of this patent.
Claims (1)
1. a kind of low temp compensating control method of electrical cabinet, including following measures:
It is arranged side by side using by electrical cabinet (1), and air duct (2) are arranged in the top of electrical cabinet (1), the setting of air duct (2) side
The hot wind cabinet (3) of hot wind can be provided, hot-blast valve (5) are set on the hot air pipe (4) between hot wind cabinet (3) and air duct (2) and are come
Control hot wind on-off；
Be respectively set upper ventilation duct (6) and lower ventilation duct (7) at the top and bottom of electrical cabinet (1), and in upper ventilation duct (6) and
Upper ventilation valve (8) and lower ventilation valve (9) are set on lower ventilation duct (7) to control on-off, are equipped with and electrical cabinet in air duct (2) bottom surface
(1) one-to-one uptake (10) is connected to the upper ventilation duct (6) of electrical cabinet (1)；
On electrical cabinet (1) setting can air draught outward fan (11), temp probe acquisition temperature is equipped in each electrical cabinet (1)
Degree signal is simultaneously sent in controller, and controller controls the hot wind cabinet (3), hot-blast valve (5), upper ventilation valve (8), lower ventilation valve
(9) it works with fan (11)；It is characterized by:
When being detected with electrical cabinet (1) temperature lower than TA, the electrical cabinet (1) is low-temperature cabinet, the lower ventilation duct (7) of low-temperature cabinet
It closes, upper ventilation duct (6) is opened, fan (11) work, is absorbed heat inside wind from air duct (2)；
Highest that of temperature is highest temperature cabinet in other electrical cabinets (1), and high temperature control two is time high temperature cabinet；
Upper ventilation duct (6), the lower ventilation duct (7) of highest temperature cabinet are opened, and fan (11) stops working, the hot-air in highest temperature cabinet
Temperature-compensating is carried out to low-temperature cabinet by air duct (2)；
When the temperature of previous highest temperature cabinet, which reduces, becomes secondary high temperature cabinet, the original state of secondary high temperature cabinet holding is for a period of time after T1
Upper ventilation duct (6) is closed, lower ventilation duct (7) is opened, it is made no longer to carry out temperature-compensating to low-temperature cabinet, on the electrical cabinet (1)
Fan (11) carries out heat dissipation work according to in-cabinet temperature situation, and carries out temperature-compensating to low-temperature cabinet by new highest temperature cabinet；
When the above operation reaches a period of time T2 there are still when low-temperature cabinet, hot wind cabinet (3) and hot-blast valve (5) are opened, hot wind cabinet (3)
Hot wind is provided by air duct (2), further temperature-compensating is carried out to low-temperature cabinet, until all electrical cabinet (1) temperature are all higher than
TA, then hot wind cabinet (3) and hot-blast valve (5) are closed, and all upper ventilation ducts (6) are all closed, and all lower ventilation ducts (7) are all opened,
Fan (11) on respective electrical cabinet (1) carries out heat dissipation work according to in-cabinet temperature situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202558.3A CN106786046B (en) | 2016-12-23 | 2016-12-23 | A kind of low temp compensating control method of electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611202558.3A CN106786046B (en) | 2016-12-23 | 2016-12-23 | A kind of low temp compensating control method of electrical cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106786046A CN106786046A (en) | 2017-05-31 |
| CN106786046B true CN106786046B (en) | 2018-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611202558.3A Expired - Fee Related CN106786046B (en) | 2016-12-23 | 2016-12-23 | A kind of low temp compensating control method of electrical cabinet |
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| Country | Link |
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| CN (1) | CN106786046B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900936B (en) * | 2018-09-14 | 2022-06-10 | 泉硕科技股份有限公司 | Heating foaming system |
| CN116191259B (en) * | 2023-02-21 | 2023-11-07 | 太仓德纳森机电工程有限公司 | Heat dissipation and moisture prevention device and method for electrical control cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218454A (en) * | 2014-08-13 | 2014-12-17 | 黑龙江建龙钢铁有限公司 | Air conditioning device of distribution room |
| CN204732733U (en) * | 2015-05-26 | 2015-10-28 | 杭州金知科技有限公司 | A kind of power distribution cabinet improving radiating effect |
| CN105576521A (en) * | 2014-10-10 | 2016-05-11 | 国家电网公司 | Power cabinet dehumidifying device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8964373B2 (en) * | 2011-12-16 | 2015-02-24 | Paul F. Rembach | System for cooling buildings containing heat generating electronics |
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2016
- 2016-12-23 CN CN201611202558.3A patent/CN106786046B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104218454A (en) * | 2014-08-13 | 2014-12-17 | 黑龙江建龙钢铁有限公司 | Air conditioning device of distribution room |
| CN105576521A (en) * | 2014-10-10 | 2016-05-11 | 国家电网公司 | Power cabinet dehumidifying device |
| CN204732733U (en) * | 2015-05-26 | 2015-10-28 | 杭州金知科技有限公司 | A kind of power distribution cabinet improving radiating effect |
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| CN106786046A (en) | 2017-05-31 |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Ming Inventor before: Wang Tao Inventor before: Gao Ming |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181025 Address after: 312030 coastal industrial zone of Keqiao District, Shaoxing, Zhejiang Applicant after: SHAOXING KEQIAO DONGJIN TEXTILE CO.,LTD. Address before: 310053 Design Department of Hangzhou Jin Zhi Technology Co., Ltd., 38 Hangzhou Road, Binjiang District Road, Hangzhou, Zhejiang. Applicant before: HANGZHOU JINZHI TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 312030 No. 4636 Xingbin Road, Ma'an Town, Keqiao District, Shaoxing City, Zhejiang Province Patentee after: ZHEJIANG DONGJIN NEW MATERIAL Co.,Ltd. Address before: 312030 Binhai Industrial Area, Keqiao District, Zhejiang, Shaoxing Patentee before: SHAOXING KEQIAO DONGJIN TEXTILE CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191205 Address after: 233010 No.2, third floor, No.319, zhanggongshan Road, zhanggongshan street, Yuhui District, Bengbu City, Anhui Province Patentee after: Bengbu aochuang Intellectual Property Operation Co.,Ltd. Address before: 312030 No. 4636 Xingbin Road, Ma'an Town, Keqiao District, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG DONGJIN NEW MATERIAL Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201019 Address after: 464000 No. 88, Jianshe Road, Henan, Xinyang Patentee after: XINYANG POWER SUPPLY COMPANY OF STATE GRID HENAN ELECTRIC POWER Co. Address before: 233010 No.2, third floor, No.319, zhanggongshan Road, zhanggongshan street, Yuhui District, Bengbu City, Anhui Province Patentee before: Bengbu aochuang Intellectual Property Operation Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |