CN108539630A - A kind of box-type substation with efficient radiating apparatus - Google Patents
A kind of box-type substation with efficient radiating apparatus Download PDFInfo
- Publication number
- CN108539630A CN108539630A CN201810419783.5A CN201810419783A CN108539630A CN 108539630 A CN108539630 A CN 108539630A CN 201810419783 A CN201810419783 A CN 201810419783A CN 108539630 A CN108539630 A CN 108539630A
- Authority
- CN
- China
- Prior art keywords
- box
- roller
- air inlet
- babinet
- cleaning case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/16—Water cooling
-
- 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
-
- 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
Abstract
The invention discloses a kind of box-type substations with efficient radiating apparatus, belong to transforming plant apparatus technical field, are led for solving the problem of that the existing slow cold air of transformer radiating rate is inconsistent to transformer Cooling speed.The present invention includes that transformer lower end is provided with porous placement plate, driving motor is provided with below partition board, driving motor is connected with the roller of air, the upper end of roller is connected with escape pipe, roller is interconnected with escape pipe, escape pipe offers several ventholes, and the inlet box for not following roller to rotate is arranged with outside roller, and roller offers multiple air inlet ducts in inlet box；It is additionally provided with dust cleaning case outside babinet, dust cleaning case hypomere is provided with air inlet, air inlet is connected with exhaust fan, dust-extraction unit is provided in dust cleaning case, dust cleaning case upper end is connected with gas outlet, gas outlet is connected with air inlet pipe, and the other end of air inlet pipe passes through the inner wall of babinet to be connected to inlet box, and air inlet pipe is provided with refrigerating plant.
Description
Technical field
The present invention relates to transforming plant apparatus technical fields, more particularly to a kind of box change with efficient radiating apparatus
Power station.
Background technology
Substation refers to being converted to voltage and current in electric system, receives electric energy and distributes the place of electric energy.
Substation in power plant is primary substation, and effect is to be fed to high-voltage fence after the electric energy that generator is sent out boosts
In.Box-type substation is called prepackage type electric substation or preassembled transformer station.Be a kind of high-tension switch gear, distribution transformer and
Low-voltage distribution equipment, is lined up that integrated prefabrication is indoor, outdoor close-coupled controller switching equipment by certain connection plan, i.e., by transformation
The functions such as device decompression, low-voltage distribution are organically combined.
Transformer generates amount of heat during the work time, keeps transformation wall hot, in existing transformer heat dissipation technology,
By directly on wall install loose-leaf fan carry out natural wind ventilation and heat, and using extraction fan accelerate babinet outside air with
The exchange velocity of air in babinet, to realize the cooling and heat dissipation of transformer, but this radiating mode radiating rate is slow, and
And the dust contained in air enters directly into babinet, be easy to cause transformer blocking；And air is from a certain solid of babinet
Positioning, which is set, to be entered in babinet, and cold wind cannot be full of each corner in babinet in time, is accelerating the stream in babinet by fan
When dynamic speed, air is not cycle in babinet, and cold air mixes hot-air and is just discharged to outside babinet, the portion of transformer
Divide position also in the condition of high temperature, heat dissipation effect is poor.
Invention content
It is an object of the invention to：Slow in order to solve existing transformer radiating rate, cold air is to transformer Cooling speed
Inconsistent the problem of leading, the present invention provide a kind of box-type substation with efficient radiating apparatus.
The present invention specifically uses following technical scheme to achieve the goals above：
The box-type substation with efficient radiating apparatus of the present invention, including babinet, the babinet upper end are provided with cover board, institute
It states babinet epimere and is provided with exhaust outlet, the babinet hypomere is provided with partition board, transformer, feature are provided with above the partition board
It is, the transformer lower end is provided with porous placement plate, and driving motor, the driving electricity are provided with below the partition board
Machine is connected with the roller of air, and the upper end of the roller is connected with escape pipe, and the roller is interconnected with escape pipe, it is described go out
Tracheae offers several ventholes, the inlet box for not following roller to rotate is arranged with outside the roller, the roller offers more
A air inlet duct in inlet box；
It is additionally provided with dust cleaning case outside the babinet, the dust cleaning case hypomere is provided with air inlet, and the air inlet is connected with
Exhaust fan is provided with dust-extraction unit in the dust cleaning case, and the dust cleaning case upper end is connected with gas outlet, and the gas outlet is connected with
The other end of air inlet pipe, the air inlet pipe passes through the inner wall of babinet to be connected to inlet box, and the air inlet pipe is provided with refrigerating plant.
Preferably, it is provided with the shield for gas to be oriented to all directions outside the venthole, makes cold air from outlet
When hole is entered in babinet, after cold air is disperseed with transformer contact surface area bigger.
Preferably, the dust-extraction unit includes baffle, and baffle lower end is provided with multiple cloth bags, and baffle is run through in cloth bag upper end,
As a preferred mode, the dust in air is adsorbed by cloth bag.
Preferably, it is provided with sealing ring between the baffle and dedusting chamber interior wall, avoids the sky for adsorbing dust without cloth bag
Gas is directly entered by gas outlet in escape pipe.
Preferably, the babinet upper end is provided with water tank, and the water tank is connected with cooling tube, and the cooling tube is along change
The side of depressor is provided with multiple protrusions, and the protrusion is interconnected with cooling tube, and the cooling tube is connected with useless for collecting
The collecting box of water coordinates cold air to accelerate the radiating and cooling to transformer by way of water cooling is arranged.
Preferably, the hypomere of the cover board is provided with the collecting tank for collecting rainwater, the collecting tank and water tank phase
It is intercommunicated, rainfall is rationally utilized, rainwater-collecting is got up to carry out water-cooled cooling.
Preferably, the exhaust outlet is hinged with the movable plate being mutually adapted with exhaust outlet, and only in exhaust, gas push is lived
Movable plate opens exhaust outlet, and when not being vented, movable plate closes exhaust outlet, and sundries is avoided to be entered in babinet by exhaust outlet.
Preferably, the roller is also arranged with flabellum, and in driving motor rotation process, flabellum follows roller to rotate, and adds
The flowing velocity of cold air in fast babinet, and then improve the radiating rate to transformer.
The present invention operation principle and the course of work be:
For make to enter in babinet to transformer carry out cooling gas be free of dust, outside the enclosure side be provided with dedusting
Case is provided with bag-type dust collector in dust cleaning case, will enter the dust contained in the gas in dust cleaning case by air inlet
It is adsorbed, the air without dust passes through the effect of refrigerating plant, cools down to air, and the cold air in air inlet pipe enters
Into inlet box, in the driving motor course of work, the rotary shaft of driving motor is connected with roller, and inlet box is arranged in roller housing,
Multiple air inlet ducts are offered on roller, air inlet duct is located in the range of air inlet Bin covering, so air inlet is entered by air inlet pipe
Cold air in case then into roller, and then enters in the air inlet pipe being interconnected with roller by air inlet duct,
It is entered in babinet by venthole, the shield for cold air to be directed to all directions is provided with outside venthole, but such as
The position of fruit venthole is fixed, and cold air is only capable of entering in babinet from venthole at this time, and cold air is only capable of near venthole
The transformer of position cooled down, cold air persistently preferentially cools down a position, and other location contacts of transformer is made to arrive
Cold air be cold air after heat exchange, cooling effect is weak, and in prolonged cooling procedure, transformer is different
The temperature difference at position is larger, and in the case of hot charging shrinkage, temperature inversion is inconsistent, the inconsistent surface transformer interconnecting piece of the temperature difference
The stress that position is subject to is inconsistent, and transformer surface deforms upon inconsistent；Open driving motor, the rotary shaft rotation of driving motor
Roller rotation, the inlet box lower end being set in outside roller is driven to be connect with babinet, the connection between inlet box and roller is activity
Connection, inlet box do not follow roller to rotate, and then escape pipe is driven to horizontally rotate, and venthole is made to do circumference fortune in the horizontal plane
It is dynamic, so that cold air be discharged from venthole is uniformly ejected on the outer wall of transformer, in roller rotation process drive flabellum into
Row rotation, accelerates the air flow rate in babinet.
Beneficial effects of the present invention are as follows：
1, the air admission hole for being passed through cold air follows air inlet pipe to move in a circle in the horizontal plane, and cold air is made to enter babinet
When interior, cold air is in contact after venthole is discharged with transformer from multiple positions, makes connecing for cold air and transformer surface
The tactile time, which generally remains, makes always the heat dissipation on transformer surface uniform.
2, it is passed into suction-operated of the cold air in babinet by cloth bag in dust cleaning case, by the adsorbing powder dust in air,
It avoids dust from entering directly into transformer, results in blockage to transformer, influence the normal use of transformer.
3, the present invention is additionally provided with water-cooling system, and is collected utilization to rainwater, outlet pipe close to transformer one
Side is provided with protrusion, increases water and the hot air area outside transformer, improves water-cooled effect.
4, it is hinged with movable plate in exhaust outlet, exhaust outlet is opened by gas push movable plate in exhaust, is not being needed
When exhaust, movable plate is in closed state, and sundries is avoided to be entered in babinet by exhaust outlet.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is escape pipe and goes out gas tank connection diagram；
Fig. 3 is the structural schematic diagram of shield；
Reference numeral：1- placement plates, 2- transformers, 3- protrusions, 4- outlet pipes, 5- water tanks, 6- cover boards, 7- collecting tanks,
8- exhaust outlets, 9- movable plates, 10- babinets, 11- collecting boxs, 12- driving motors, 13- rotary shafts, 14- rollers, 15- air inlet pipe,
16- refrigerating plants, 17- ventholes, 18- shields, the gas outlets 19-, 20- baffles, 21- sealing rings, 22- cloth bags, 23- dust cleaning cases,
24- exhaust fans, 25- air inlets, 26- flabellums, 27- inlet boxs, 28- air inlet ducts, 29- escape pipes, 30- partition boards.
Specific implementation mode
In order to which those skilled in the art are better understood from the present invention, below in conjunction with the accompanying drawings with following embodiment to the present invention
It is described in further detail.
The box-type substation with efficient radiating apparatus of the present invention, including babinet 10,10 upper end of the babinet are provided with lid
Plate 6,10 epimere of the babinet are provided with exhaust outlet 8, and 10 hypomere of the babinet is provided with partition board 30,30 top setting of the partition board
There are transformer 2,2 lower end of the transformer to be provided with porous placement plate 1, the lower section of the partition board 30 is provided with driving motor
12, the driving motor 12 is connected with the roller 14 of air, and the upper end of the roller 14 is connected with escape pipe 29, the roller 14
It is interconnected with escape pipe 29, the escape pipe 29 offers several ventholes 17, is arranged with outside the roller 14 and does not follow roller
The inlet box 27 of 14 rotation of cylinder, the roller 14 offer multiple air inlet ducts 28 in inlet box 27；
It is additionally provided with dust cleaning case 23 outside the babinet 10,23 hypomere of the dust cleaning case is provided with air inlet 25, the air inlet
Mouth 25 is connected with exhaust fan 24, dust-extraction unit is provided in the dust cleaning case 23,23 upper end of the dust cleaning case is connected with gas outlet
19, the gas outlet 19 is connected with air inlet pipe 15, and the other end of the air inlet pipe 15 passes through the inner wall and inlet box 27 of babinet 10
Connection, the air inlet pipe 15 are provided with refrigerating plant 16.
Preferably, being provided with the shield 18 for gas to be oriented to all directions outside the venthole 17.
Preferably, the dust-extraction unit includes baffle 20,20 lower end of baffle is provided with multiple cloth bags 22, on cloth bag 22
Baffle 20 is run through at end.
Preferably, being provided with sealing ring 21 between 23 inner wall of the baffle 20 and dust cleaning case.
Preferably, 10 upper end of the babinet is provided with water tank 5, the water tank 5 is connected with cooling tube 4, described
Cooling tube 4 is provided with multiple raised 3, described raised 3 along the side of transformer 2 and is interconnected with cooling tube 4, the cooling tube 4
It is connected with collecting box 11.
Preferably, the hypomere of the cover board 6 is provided with the collecting tank 7 for collecting rainwater, the collecting tank 7 and storage
Water tank 5 is interconnected.
Preferably, the exhaust outlet 8 is hinged with the movable plate 9 being mutually adapted with exhaust outlet 8.
Preferably, the roller 14 is also arranged with flabellum 26.
Embodiment 1
Be further used as preferred, the collecting box 11 for collecting rainwater is connect with one end of water inlet pipe, water inlet pipe it is another
One end is connected with water tank 5, and the low one end of water inlet pipe is provided with for the water in collecting box 11 to be extracted into water tank 5
Water pump；Collecting box 11 is provided with filter layer.
Embodiment 2
20 upper end of baffle in dust cleaning case 23 is provided with injection tube, and return duct is connected in exhaust outlet 8, return duct it is another
One end passes through the inner wall of dust cleaning case 23 to be interconnected with injection tube, is blown using the hot-air after heat exchange, by cloth bag 22
The dust of outer wall is cleared up；23 lower end of dust cleaning case is provided with the collection device for collecting dust.
The above, only presently preferred embodiments of the present invention, are not intended to limit the invention, patent protection model of the invention
It encloses and is subject to claims, equivalent structure variation made by every specification and accompanying drawing content with the present invention, similarly
It should be included within the scope of the present invention.
Claims (8)
1. a kind of box-type substation with efficient radiating apparatus, including babinet (10), babinet (10) upper end is provided with cover board
(6), babinet (10) epimere is provided with exhaust outlet (8), and babinet (10) hypomere is provided with partition board (30), the partition board
(30) top is provided with transformer (2), which is characterized in that transformer (2) lower end is provided with porous placement plate (1), institute
It states and is provided with driving motor (12) below partition board (30), the driving motor (12) is connected with the roller (14) of air, described
The upper end of roller (14) is connected with escape pipe (29), and the roller (14) is interconnected with escape pipe (29), the escape pipe
(29) several ventholes (17) are offered, the inlet box (27) for not following roller (14) to rotate is arranged with outside the roller (14),
The roller (14) offers multiple air inlet ducts (28) in inlet box (27)；
It is additionally provided with dust cleaning case (23) outside the babinet (10), dust cleaning case (23) hypomere is provided with air inlet (25), described
Air inlet (25) is connected with exhaust fan (24), and dust-extraction unit, dust cleaning case (23) upper end are provided in the dust cleaning case (23)
It is connected with gas outlet (19), the gas outlet (19) is connected with air inlet pipe (15), and the other end of the air inlet pipe (15) passes through case
The inner wall of body (10) is connected to inlet box (27), and the air inlet pipe (15) is provided with refrigerating plant (16).
2. the box-type substation according to claim 1 with efficient radiating apparatus, which is characterized in that the venthole (17)
The outer shield (18) being provided with for gas to be oriented to all directions.
3. the box-type substation according to claim 1 with efficient radiating apparatus, which is characterized in that the dust-extraction unit packet
Baffle (20) is included, baffle (20) lower end is provided with multiple cloth bags (22), and baffle (20) is run through in cloth bag (22) upper end.
4. the box-type substation according to claim 3 with efficient radiating apparatus, which is characterized in that the baffle (20) with
It is provided with sealing ring (21) between dust cleaning case (23) inner wall.
5. the box-type substation according to claim 1 with efficient radiating apparatus, which is characterized in that on the babinet (10)
End is provided with water tank (5), and the water tank (5) is connected with cooling tube (4), side of the cooling tube (4) along transformer (2)
It is provided with multiple raised (3), the protrusion (3) is interconnected with cooling tube (4), and the cooling tube (4) is connected with collecting box
(11)。
6. the box-type substation with efficient radiating apparatus according to claim 1 or 5, which is characterized in that the cover board (6)
Hypomere be provided with the collecting tank (7) for collecting rainwater, the collecting tank (7) is interconnected with water tank (5).
7. the box-type substation according to claim 1 with efficient radiating apparatus, which is characterized in that the exhaust outlet (8)
It is hinged with the movable plate (9) being mutually adapted with exhaust outlet (8).
8. the box-type substation according to claim 1 with efficient radiating apparatus, which is characterized in that the roller (14) is also
It is arranged with flabellum (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419783.5A CN108539630A (en) | 2018-05-04 | 2018-05-04 | A kind of box-type substation with efficient radiating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419783.5A CN108539630A (en) | 2018-05-04 | 2018-05-04 | A kind of box-type substation with efficient radiating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108539630A true CN108539630A (en) | 2018-09-14 |
Family
ID=63476278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419783.5A Pending CN108539630A (en) | 2018-05-04 | 2018-05-04 | A kind of box-type substation with efficient radiating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108539630A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461562A (en) * | 2018-12-20 | 2019-03-12 | 赣州齐畅新材料有限公司 | A kind of water cooling rare earth magnetic core high frequency transformer |
| CN110148896A (en) * | 2019-06-24 | 2019-08-20 | 星凯电气有限公司 | A kind of MNS type low-voltage distribution cabinet |
| CN110854727A (en) * | 2019-12-11 | 2020-02-28 | 史俊 | Box-type substation |
| CN112260074A (en) * | 2020-10-30 | 2021-01-22 | 韩迎迎 | Power distribution room with dehumidification ventilation system |
| CN113258490A (en) * | 2021-05-27 | 2021-08-13 | 江苏宝亨新电气有限公司 | Box-type substation box body with high heat dissipation performance and assembling method thereof |
| CN116316179A (en) * | 2023-02-27 | 2023-06-23 | 山东千盛电力设备工程有限公司 | Transformer substation with overhaul and dust removal functions |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872941A (en) * | 2009-04-23 | 2010-10-27 | 丁艺 | Preassembled transformer station |
| CN107465136A (en) * | 2017-10-16 | 2017-12-12 | 陕西天策建筑工程有限公司 | A kind of AC low voltage power switch box |
| CN107661678A (en) * | 2017-11-10 | 2018-02-06 | 肇庆乐创科技有限公司 | Air channel structure filters in a kind of VOC pretreatment chamber |
| CN107906887A (en) * | 2017-11-24 | 2018-04-13 | 江苏凯源电子科技股份有限公司 | A kind of dryer for producing power source rubber casing |
-
2018
- 2018-05-04 CN CN201810419783.5A patent/CN108539630A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872941A (en) * | 2009-04-23 | 2010-10-27 | 丁艺 | Preassembled transformer station |
| CN107465136A (en) * | 2017-10-16 | 2017-12-12 | 陕西天策建筑工程有限公司 | A kind of AC low voltage power switch box |
| CN107661678A (en) * | 2017-11-10 | 2018-02-06 | 肇庆乐创科技有限公司 | Air channel structure filters in a kind of VOC pretreatment chamber |
| CN107906887A (en) * | 2017-11-24 | 2018-04-13 | 江苏凯源电子科技股份有限公司 | A kind of dryer for producing power source rubber casing |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461562A (en) * | 2018-12-20 | 2019-03-12 | 赣州齐畅新材料有限公司 | A kind of water cooling rare earth magnetic core high frequency transformer |
| CN110148896A (en) * | 2019-06-24 | 2019-08-20 | 星凯电气有限公司 | A kind of MNS type low-voltage distribution cabinet |
| CN110148896B (en) * | 2019-06-24 | 2020-05-12 | 星凯电气有限公司 | MNS type low-voltage distribution cabinet |
| CN110854727A (en) * | 2019-12-11 | 2020-02-28 | 史俊 | Box-type substation |
| CN110854727B (en) * | 2019-12-11 | 2020-09-04 | 山东恒东实业集团有限公司 | Box-type substation |
| CN112260074A (en) * | 2020-10-30 | 2021-01-22 | 韩迎迎 | Power distribution room with dehumidification ventilation system |
| CN113258490A (en) * | 2021-05-27 | 2021-08-13 | 江苏宝亨新电气有限公司 | Box-type substation box body with high heat dissipation performance and assembling method thereof |
| CN113258490B (en) * | 2021-05-27 | 2023-11-14 | 江苏宝亨新电气有限公司 | Box-type substation box body with high heat dissipation performance and assembling method thereof |
| CN116316179A (en) * | 2023-02-27 | 2023-06-23 | 山东千盛电力设备工程有限公司 | Transformer substation with overhaul and dust removal functions |
| CN116316179B (en) * | 2023-02-27 | 2023-08-22 | 山东千盛电力设备工程有限公司 | Transformer substation with overhaul and dust removal functions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108539630A (en) | A kind of box-type substation with efficient radiating apparatus | |
| CN112013500A (en) | Fresh air handling unit | |
| CN107204585A (en) | One kind is easy to move the environmentally friendly distribution automation ring main unit of explosion-proof type outdoor | |
| CN108266337A (en) | wind generating set and cooling method thereof | |
| CN208316157U (en) | A kind of novel box type transformer station | |
| CN206531231U (en) | A kind of roof ventilation device | |
| CN108386312A (en) | Combined indoor renews wind turbine and wind generator system | |
| CN206368102U (en) | A kind of sludge two-stage dehumidifying anhydration system | |
| CN102618692A (en) | Purification and recovery plant realized by means of directly calcining lime by aid of primary high-temperature flue gas of converter | |
| CN209184930U (en) | A kind of electrical engineering radiator | |
| CN202530109U (en) | Waste heat recovery device utilizing waste heat of one-off high temperature flue gas of converter to directly calcine lime | |
| CN112837893B (en) | Transformer with built-in cooling structure and capable of synchronously removing moisture | |
| WO1995004900A2 (en) | System for treating fumes or polluted air | |
| CN201505628U (en) | Machine set generating cabinet in paint baking room | |
| CN104126660A (en) | All-weather fluidized bed method grain drier | |
| CN203969080U (en) | Energy-saving fluidized bed process cereal continuous drier | |
| CN108006773A (en) | A kind of kitchen ventilator flue gas energy recovery utilizes device | |
| CN202530110U (en) | Device for purifying and recovering primary high-temperature flue gas of converters by directly calcining lime | |
| CN207365744U (en) | A kind of cross-flow type fiberglass exempts from electric cooling tower | |
| CN207066065U (en) | A kind of air flow impact type rotary drying equipment | |
| CN202840823U (en) | Ventilation device of open-type variable frequency motor | |
| CN206695571U (en) | Ceramic waste residue dries retracting device and ceramic waste residue drying recovery system | |
| CN208465570U (en) | A kind of energy-saving and environment-friendly flue gas desulfurization device | |
| CN113097873A (en) | Box-type substation cooling system | |
| CN207302768U (en) | A kind of radiator of earthing resistance cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180914 |
|
| RJ01 | Rejection of invention patent application after publication |