CN103184982A - Wind driven generator with cabin humiture adjusting and salt fog resisting system - Google Patents
Wind driven generator with cabin humiture adjusting and salt fog resisting system Download PDFInfo
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- CN103184982A CN103184982A CN2011104566787A CN201110456678A CN103184982A CN 103184982 A CN103184982 A CN 103184982A CN 2011104566787 A CN2011104566787 A CN 2011104566787A CN 201110456678 A CN201110456678 A CN 201110456678A CN 103184982 A CN103184982 A CN 103184982A
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Abstract
The invention provides a wind driven generator with a cabin humiture adjusting and salt fog resisting system. The wind driven generator comprises a cabin, an impeller at one end of the cabin, an evaporator, an expansion valve, a radiator, a compressor, a differential pressure transducer and a frequency converter, wherein a cooling medium inlet of the evaporator is communicated with a cooling medium outlet of the expansion valve; a cooling medium inlet of the expansion valve is communicated with a cooling medium outlet of the radiator; a cooling medium inlet of the radiator is communicated with a cooling medium outlet of the compressor; a cooling medium inlet of the compressor is communicated with a cooling medium outlet of a finned pipe; the evaporator is provided with an air inlet and an air outlet which are communicated with each other; a blower is arranged close to the air inlet or the air outlet; the radiator is positioned outside the cabin; and the differential pressure transducer and the frequency converter are arranged to control the rotation speed of the blower to form micro-positive pressure in the cabin. Through the scheme, the problems that the availability of the wind driven generator declines due to too high internal temperature of the cabin and the impeller of the wind driven engine, and the normal operation of the wind driven generator is endangered since salt fog enters into the cabin to corrode electrical elements are solved.
Description
Technical field
The present invention relates to generator techniques, relate in particular to a kind of wind-driven generator that the salt fog system was regulated and prevented to the cabin temperature and humidity that has.
Background technique
At present, continuous increase along with the wind power generating set single-machine capacity, it is in running, it is also increasing to be arranged on the heat that critical pieces such as generator in the cabin, gear-box, current transformer produce, increase along with above-mentioned parts heating value, the temperature of himself also can raise accordingly, and the rising of above-mentioned part temperatures can make the stability of wind-driven generator work and working efficiency descend.
In order to address the above problem, generally adopt water-cooled, mode such as air-cooled to be equipped with independent cooling system to critical pieces such as the generator in the cabin, gear-box, current transformers, respectively above-mentioned each parts are dispelled the heat separately.But, when adopting aforesaid way that critical pieces such as the generator in the cabin, gear-box, current transformer are dispelled the heat, the heat that they produce is understood some and can be dissipated in cabin and the impeller, and cabin and impeller adopt airtight design usually, like this, the heat that is dissipated in cabin and the impeller is difficult to be diffused in cabin and the impeller outside air, therefore, wind-driven generator when operation the cabin and the impeller inside temperature can be more and more higher, make the wind-driven generator availability descend, even the normal operation that jeopardizes wind-driven generator.In addition, for the wind-driven generator that is arranged on the sea, because salt fog enters in the cabin electric elements is produced corrosion, the normal operation that jeopardizes wind-driven generator.
Summary of the invention
The invention provides a kind of wind-driven generator that the salt fog system was regulated and prevented to the cabin temperature and humidity that has, temperature is too high and the wind-driven generator availability is descended in cabin and the impeller when solving in the prior art wind-driven generator operation, and because salt fog enters into cabin corrosion electrical apparatus element, jeopardize the problem of the normal operation of wind-driven generator.
Provided by the invention a kind ofly have the cabin temperature and humidity and regulate and the wind-driven generator of preventing the salt fog system, comprises the cabin and be arranged at the impeller of described cabin one end, also comprises vaporizer, expansion valve, radiator and compressor;
The cooling medium entrance of the finned tube of described vaporizer is communicated with the outlet of the cooling medium of described expansion valve, the cooling medium entrance of described expansion valve is communicated with the outlet of the cooling medium of described radiator, the cooling medium entrance of described radiator is communicated with the outlet of the cooling medium of described compressor, and the cooling medium entrance of described compressor is communicated with the outlet of the cooling medium of described finned tube;
Described vaporizer also has air inlet and the air outlet slit that is interconnected, and waste pipe, the drain opening of described waste pipe is positioned at outside the described cabin, described air inlet is positioned at outside the described cabin, described air outlet slit is positioned at described cabin, and is provided with gas fan near described air inlet or near described air outlet slit place at least;
Described radiator is positioned at outside the described cabin;
Also be provided with the air channel in the described cabin, described air channel has the intake grill that is positioned at described cabin and the exhaust port that is positioned at outside the described cabin;
Also comprise:
Be used for to gather the differential pressure pickup of inboard, described cabin and outside atmospheric pressure value, and the positive pressure side of described differential pressure pickup is used for gathering the atmospheric pressure value in the described cabin, the negative pressure end of described differential pressure pickup is used for the atmospheric pressure value outside the described cabin of collection;
Frequency variator is electrically connected with described differential pressure pickup and described gas fan respectively, is used for controlling according to the difference between the atmospheric pressure value of the atmospheric pressure value of described positive pressure side collection and the collection of described negative pressure end the rotating speed of described gas fan.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system wherein, is provided with filter near described air inlet or near described air outlet slit place at least.
Aforesaid have the cabin temperature and humidity and regulate and the wind-driven generator of preventing the salt fog system, and wherein, described frequency variator is controlled the rotating speed of described gas fan according to the difference between the atmospheric pressure value of the atmospheric pressure value of described positive pressure side collection and the collection of described negative pressure end, is specially:
The atmospheric pressure value that described frequency variator is gathered atmospheric pressure value and the described negative pressure end of described positive pressure side collection is poor, and will make difference that difference obtains and micro positive pressure threshold ratio, if described difference is less than described micro positive pressure threshold value, then control described gas fan and improve rotating speed, reduce rotating speed otherwise control described gas fan, the draught head when described micro positive pressure threshold value satisfies described cabin one-way sealing for sign between inboard, described cabin and the outside.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system wherein, is provided with air bells exhauster in the described air channel.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system, wherein, described air bells exhauster is positioned near described exhaust port position.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system, wherein, described air channel is positioned at the cabin near the position at top.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system, wherein, described air channel has at least two described intake grills, and one of them described intake grill is towards described impeller setting, and another described intake grill arranges down.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system, wherein, described cabin is outside equipped with at least two spoilers, constitutes the air ventilation path between the two described spoilers, and described radiator is arranged in the described air ventilation path.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system wherein, is provided with the impeller dividing plate between described cabin and the described impeller, has vent hole on the described impeller dividing plate.
The aforesaid wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system, wherein, described air inlet and described exhaust port position are provided with valve.
Technique effect of the present invention is: in the such scheme, air in the environment enters into vaporizer through air inlet, after the vaporizer cooling, in air outlet slit enters into the cabin and through the cabin, enter into impeller, and finally discharge from the exhaust port in air channel, air after the cooling is through above-mentioned path flow, taken away the heat in cabin and the impeller, making temperature position in cabin and the impeller have the cabin temperature and humidity at this regulates in the temperature range with the wind-driven generator proper functioning of preventing the salt fog system, avoided in cabin and the impeller temperature too high and cause this to have the cabin temperature and humidity to regulate with the wind-driven generator availability of preventing the salt fog system and descend, and jeopardized this and have the problem that the cabin temperature and humidity regulates with the normal operation of the wind-driven generator of preventing the salt fog system and take place because salt fog enters cabin corrosion electric elements.
Description of drawings
Fig. 1 regulates and the structural representation of preventing the wind-driven generator embodiment of salt fog system for the present invention has the cabin temperature and humidity;
Fig. 2 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the stereogram at spoiler position;
Fig. 3 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in gas fan micro positive pressure control principle figure;
Fig. 4 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the structural representation of impeller dividing plate;
Fig. 5 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the schematic representation of the another kind of structural type of impeller dividing plate.
Embodiment
Fig. 1 regulates and the structural representation of preventing the wind-driven generator embodiment of salt fog system for the present invention has the cabin temperature and humidity; Fig. 2 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the stereogram at spoiler position; As shown in Figure 1 and Figure 2, the present invention has the cabin temperature and humidity and regulates and the embodiment who prevents the wind-driven generator of salt fog system, comprises cabin 2 and is arranged at the impeller 1 of cabin 2 one ends, also comprises vaporizer 8, expansion valve 14, radiator 15 and compressor 13; The cooling medium entrance of the finned tube of vaporizer 8 is communicated with the outlet of the cooling medium of expansion valve 14, the cooling medium entrance of expansion valve 14 is communicated with the outlet of the cooling medium of radiator 15, the cooling medium entrance of radiator 15 is communicated with the outlet of the cooling medium of compressor 13, and the cooling medium entrance of compressor 13 is communicated with the outlet of the cooling medium of finned tube; Vaporizer 8 also has air inlet 10 and the air outlet slit 12 that is interconnected, and waste pipe 17, the drain opening of waste pipe 17 is positioned at outside the cabin 2, and air inlet 10 is positioned at outside the cabin 2, air outlet slit 12 is positioned at cabin 2, and is provided with gas fan 11 near air inlet 10 or near air outlet slit 12 places at least; Radiator 15 is positioned at outside the cabin 2; Also be provided with air channel 7 in the cabin 2, air channel 7 has the intake grill that is positioned at cabin 2 and the exhaust port 73 that is positioned at outside the described cabin 2.In order to make cabin 2 interior with respect to the cabin 2 outer micro positive pressure systems that form, enter in cabin 2 and the impeller 1 with the positions such as joint of impeller 1 through joint, the cabin 2 of pylon 3 with cabin 2 with the air that prevents outside undried, removal of impurities.Therefore, be provided with for the differential pressure pickup 19 of gathering 2 inboards, described cabin and outside atmospheric pressure value, and the positive pressure side of differential pressure pickup 19 is used for gathering the atmospheric pressure value in the cabin 2, the negative pressure end of differential pressure pickup 19 is used for gathering the outer atmospheric pressure value in cabin 2.Particularly, differential pressure pickup 19 is installed in cabin 2 interior ends away from impeller 1, and the positive pressure side of differential pressure pickup 19 is positioned at cabin 2, the negative pressure end is connected to 2 outsides, cabin by the pilot flexible pipe.The signal output part of differential pressure pickup 19 is electrically connected frequency variator 20, this frequency variator 20 has PID (Proportion-Integration-Differentiation, proportional-integral-differential) function, the difference between the atmospheric pressure value of the positive pressure side collection of its basis and the atmospheric pressure value of described negative pressure end collection is controlled the rotating speed of described gas fan 11.
Such scheme, vaporizer 8, expansion valve 14, radiator 15 and compressor 13 constitute a cooling system, air in the environment enters into vaporizer 8 through air inlet 10, after vaporizer 8 cooling, 2 enter into impeller 1 in air outlet slit 12 enters into cabin 2 and through the cabin, and finally 7 exhaust port 73 discharges from the air channel, air after the cooling is through above-mentioned path flow, taken away the heat in cabin 2 and the impeller 1, making temperature position in cabin 2 and the impeller 1 have the cabin temperature and humidity at this regulates in the temperature range with the wind-driven generator proper functioning of preventing the salt fog system, avoided in cabin 2 and the impeller 1 temperature too high and cause this to have the cabin temperature and humidity to regulate with the wind-driven generator availability of preventing the salt fog system and descend, even jeopardized this and have the problem that the cabin temperature and humidity regulates with the normal operation of the wind-driven generator of preventing the salt fog system and take place.In addition, owing to be provided with gas fan 11, can improve the flowing velocity of air in cabin 2 and the impeller 1, more be conducive to improve radiating effect.
Particularly, have cabin temperature and humidity adjusting and prevent that the wind-driven generator of salt fog system comprises pylon 3, cabin 2 is installed at the top of pylon 3, and an end of 2 is installed impeller 1 in the cabin.Parts such as generator 5, gear-box 4, current transformer are installed in the cabin 2, impeller 1 is to have the cabin temperature and humidity to regulate and the source of preventing the wind turbine power generation power of salt fog system, impeller 1 drives generator by gear-box 4 and forwards to generate electricity, and wherein, gear-box 4 is step-up gear.
In order to dispel the heat for cabin 2 and impeller 1, be provided with the cooling unit of being formed by vaporizer 8, expansion valve 14, radiator 15 and compressor 13.Wherein, the cooling medium entrance of the finned tube of vaporizer 8 is communicated with the outlet of the cooling medium of expansion valve 14, the cooling medium entrance of expansion valve 14 is communicated with the outlet of the cooling medium of radiator 15, the cooling medium entrance of radiator 15 is communicated with the outlet of the cooling medium of compressor 13, the cooling medium entrance of compressor 13 is communicated with the outlet of the cooling medium of finned tube, has formed the cooling circuit of a sealing like this.Its cooling procedure is as follows, cooling medium is through the vaporization of expansion valve 14 parts, become the wet vapor of low-temp low-pressure, and enter into vaporizer 8, and vaporization in vaporizer 8, from vaporizer 8 surrounding environment, to absorb a large amount of heats, make the finned tube surface temperature in the vaporizer 8 significantly reduce, so that separate out by the outside air cooling on finned tube surface and with airborne condensate moisture, the cooling medium that process vaporizer 8 comes out becomes the gas of low-temp low-pressure, become the gas of High Temperature High Pressure again after compressed machine 13 compressions, and deliver in the radiator 15, radiator 15 is positioned at the outside in cabin 2, and it is distributed to heat outside the cabin 2, and avoid causing adverse effect in the cabin 2, cooling medium is condensed into liquid and flows back to expansion valve 14 again and carries out new one and take turns circulation behind radiator 15.
In order to make cooled air can enter in the cabin 2 smoothly, then vaporizer 8 has air inlet 10 and the air outlet slit 12 that is interconnected, and, air inlet 10 is positioned at outside the cabin 2, air outlet slit 12 is positioned at cabin 2, at least be provided with gas fan 11 near air inlet 10 or near air outlet slit 12 places, under the effect of gas fan 11, cabin 2 outer air are sucked in the vaporizer 8 through air inlet 10, and under the effect of vaporizer 8 finned tubes, cool off, after the cooling again in air outlet slit 12 enters into cabin 2.In this embodiment, be provided with gas fan 11 near air outlet slit 12 positions, certainly, also can gas fan 11 be set near air inlet 10 positions, can also near air outlet slit 12 positions and near air inlet 10 positions gas fan 11 be set all simultaneously.
Because cabin 2 outer air can separated out certain moisture when finned tube cools off, therefore, vaporizer 8 has waste pipe 17, and the drain opening of this waste pipe 17 is positioned at outside the cabin 2, discharge cabin 2 in order to the moisture that condensation is separated out, avoid moisture that the electric elements in the cabin 2 is caused damage.
Can be smoothly discharge in 2 from the cabin in order to make hot air in the cabin 2, to finish the heat radiation to cabin 2 and impeller 1, so, in cabin 2, be provided with air channel 7, extend along the axial direction of impeller 1 in air channel 7, and its air channel 7 has the intake grill that is positioned at cabin 2 and the exhaust port 73 that is positioned at outside the cabin 2.
Further, based on above-described embodiment, all be provided with filter near air inlet 10 with near air outlet slit 12 places.Certainly, also can only near air inlet 10 places filter be set, or only near air outlet slit 12 places filter be set.In the present embodiment, filter 9 near air inlet 10 places is used for removing the large granular impurity that air carries, filter 18 near air outlet slit 12 places is used for removing the granule impurity that air carries, like this, can guarantee air is effectively filtered, can reduce the replacing frequency of the filter that carries out the granule contaminant filter again.Regulate when being applied to marine wind field with the wind-driven generator of preventing the salt fog system if this has the cabin temperature and humidity, cabin 2 outside airs are the humidity height not only, but also is rich in salinity, and this air has strong corrosivity each parts in the cabin 2.Under this Environmental Conditions, the highly-saline air of this high humidity is after the cooling of vaporizer 8 finned tubes, moisture is separated out, because the solubility of salinity in water is very big, therefore, most of salinity drains into outside the cabin 2 along with separating out water, and still carry a spot of salinity in the dry and cold air, near a small amount of salinity that carries in the filter filtering cold dry air at air outlet slit 12 places, make the air that enters in the cabin 2 become the air of cleaning, drying, satisfied the heat radiation requirement to cabin 2 and impeller 1 on the one hand, can the electric elements in cabin 2 and the impeller 1 not damaged on the other hand.
Based on above-described embodiment, particularly, Fig. 3 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in gas fan 11 micro positive pressure control principle figure; As shown in Figure 3, frequency variator 20 receives the atmospheric pressure value of differential pressure pickup 19 positive pressure sides collections and the atmospheric pressure value that the negative pressure end is gathered, and it is poor to align the atmospheric pressure value that atmospheric pressure value that pressure side gathers and negative pressure end gather, and will make difference that difference obtains and micro positive pressure threshold ratio, wherein, draught head when the micro positive pressure threshold value satisfies described cabin 2 one-way sealings for sign between 2 inboards, described cabin and the outside, this draught head is a value given in advance.Here the one-way sealing of indication refer to air in the cabin 2 can be from the joint in pylon 3 and cabin 2, the positions such as joint of cabin 2 and impeller 1 enter into the environment cabin 2 and impeller 1 outside, and the air of external environment can not enter in cabin 2 and the impeller 1 from the positions such as joint of pylon 3 with joint, cabin 2 and the impeller 1 in cabin 2.Difference between the atmospheric pressure value of the positive pressure side collection of frequency variator basis and the atmospheric pressure value of negative pressure end collection and the comparative result of micro positive pressure threshold value send the rotating speed that FM signal is controlled gas fan 11 to gas fan 11, so that clean cool air is delivered in the cabin 2.Wherein, improve rotating speed if the difference between the atmospheric pressure value that the atmospheric pressure value that positive pressure side is gathered and negative pressure end are gathered, is then controlled gas fan 11 less than described micro positive pressure threshold value, to increase air output, reduce rotating speed otherwise control described gas fan 11, to reduce air output.
Further, based on above-described embodiment, in order to make the hot air 7 interior discharges from the air channel rapidly in cabin 2 and the impeller 1, improve radiating effect, therefore in air channel 7, be provided with air bells exhauster 16, the air bells exhauster 16 that this air bells exhauster 16 can be a permanent rotating speed adopts the air bells exhauster 16 of permanent rotating speed can lower requirement to control system, is convenient to come formation micro positive pressure system cabin 2 in by the rotating speed of control gas fan 11.It is pointed out that in this embodiment air bells exhauster 16 is positioned near exhaust port 73 positions.Certainly, air bells exhauster 16 also can be positioned at other position in air channel 7.
Further, based on above-described embodiment, air channel 7 is positioned at cabin 2 near the position at top, like this, enter the cool air in cabin 2 and the impeller 1, behind main heating component such as generator, gear-box 4, the temperature also beginning that raises is risen gradually, makes the hot air of rising can enter in the air channel 7 smoothly and is discharged from.
Further, based on above-described embodiment, air channel 7 has at least two intake grills, and one of them intake grill 72 arranges towards impeller 1, and another intake grill 71 arranges down.Intake grill 72 towards impeller 1 mainly aspirates the hot air in the impeller 1, and intake grill 71 down mainly aspirates the hot air through parts such as generator 5, gearboxes 4.
Further, based on above-described embodiment, in the cabin arranged outside of 2 afterbodys two spoilers 6 (referring to Fig. 2), constitute air ventilation path 24 between two spoilers 6, and radiator 15 is fixedly installed in this air ventilation path 24.When having cabin temperature and humidity adjusting and preventing the wind-driven generator work of salt fog system, under the effect of impeller 1, cabin 2 is outer can be existed along the cabin 2 from first to last (cabin 2 is head near an end of impellers 1, the other end is tail) flow air, and constitute the air ventilation path between two spoilers 6 flow air is had acceleration, along with the raising of speed air flow, then improved the radiating efficiency of radiator 15.
Further, based on above-described embodiment, Fig. 4 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the structural representation of impeller dividing plate 21; As shown in Figure 4, be provided with impeller dividing plate 21 between cabin 2 and the impeller 1, along the circumferential direction be evenly equipped with the vent hole 22 of a plurality of circles on the impeller dividing plate 21, under the effect of vent hole 22, what the cool air in the cabin 2 can be established enters in the impeller 1, and the hot air in the impeller 1 can enter into air channel 7 smoothly.
In addition, Fig. 5 for the present invention have the cabin temperature and humidity regulate with the wind-driven generator embodiment who prevents the salt fog system in the schematic representation of impeller dividing plate 21 another kind of structural types; As shown in Figure 5, vent hole 23 can also certainly, also can be the vent hole of other structural type for fanning annular.
Further, based on above-described embodiment, for fear of having cabin temperature and humidity adjusting and preventing that the wind-driven generator of salt fog system is when quitting work, impure air in the environment enters in the cabin 2, therefore all be provided with valve at air inlet 10 and exhaust port 73 positions, regulate when quitting work with the wind-driven generator of preventing the salt fog system throttle down, otherwise Open valve having the cabin temperature and humidity.
It should be noted that at last: above each embodiment is not intended to limit only in order to technological scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technological scheme.
Claims (10)
1. one kind has the cabin temperature and humidity and regulates and the wind-driven generator of preventing the salt fog system, comprises the cabin and is arranged at the impeller of described cabin one end, it is characterized in that, also comprises vaporizer, expansion valve, radiator and compressor;
The cooling medium entrance of the finned tube of described vaporizer is communicated with the outlet of the cooling medium of described expansion valve, the cooling medium entrance of described expansion valve is communicated with the outlet of the cooling medium of described radiator, the cooling medium entrance of described radiator is communicated with the outlet of the cooling medium of described compressor, and the cooling medium entrance of described compressor is communicated with the outlet of the cooling medium of described finned tube;
Described vaporizer also has air inlet and the air outlet slit that is interconnected, and waste pipe, the drain opening of described waste pipe is positioned at outside the described cabin, described air inlet is positioned at outside the described cabin, described air outlet slit is positioned at described cabin, and is provided with gas fan near described air inlet or near described air outlet slit place at least;
Described radiator is positioned at outside the described cabin;
Also be provided with the air channel in the described cabin, described air channel has the intake grill that is positioned at described cabin and the exhaust port that is positioned at outside the described cabin;
Also comprise:
Be used for to gather the differential pressure pickup of inboard, described cabin and outside atmospheric pressure value, and the positive pressure side of described differential pressure pickup is used for gathering the atmospheric pressure value in the described cabin, the negative pressure end of described differential pressure pickup is used for the atmospheric pressure value outside the described cabin of collection;
Frequency variator is electrically connected with described differential pressure pickup and described gas fan respectively, is used for controlling according to the difference between the atmospheric pressure value of the atmospheric pressure value of described positive pressure side collection and the collection of described negative pressure end the rotating speed of described gas fan.
2. the wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system according to claim 1 is characterized in that, is provided with filter near described air inlet or near described air outlet slit place at least.
3. according to claim 1 have the cabin temperature and humidity and regulate and the wind-driven generator of preventing the salt fog system, it is characterized in that, described frequency variator is controlled the rotating speed of described gas fan according to the difference between the atmospheric pressure value of the atmospheric pressure value of described positive pressure side collection and the collection of described negative pressure end, is specially:
The atmospheric pressure value that described frequency variator is gathered atmospheric pressure value and the described negative pressure end of described positive pressure side collection is poor, and will make difference that difference obtains and micro positive pressure threshold ratio, if described difference is less than described micro positive pressure threshold value, then control described gas fan and improve rotating speed, reduce rotating speed otherwise control described gas fan, the draught head when described micro positive pressure threshold value satisfies described cabin one-way sealing for sign between inboard, described cabin and the outside.
4. according to claim 1 or the 2 or 3 described wind-driven generators that have cabin temperature and humidity adjusting and prevent the salt fog system, it is characterized in that, be provided with air bells exhauster in the described air channel.
5. the wind-driven generator that has cabin temperature and humidity adjusting and prevent the salt fog system according to claim 4 is characterized in that described air bells exhauster is positioned near described exhaust port position.
6. according to claim 1 or the 2 or 3 described wind-driven generators that have cabin temperature and humidity adjusting and prevent the salt fog system, it is characterized in that described air channel is positioned at the cabin near the position at top.
7. according to claim 6 have the cabin temperature and humidity and regulate and the wind-driven generator of preventing the salt fog system, it is characterized in that, described air channel has at least two described intake grills, and one of them described intake grill is towards described impeller setting, and another described intake grill arranges down.
8. according to claim 1 or the 2 or 3 described wind-driven generators that have cabin temperature and humidity adjusting and prevent the salt fog system, it is characterized in that, described cabin is outside equipped with at least two spoilers, constitute the air ventilation path between the two described spoilers, described radiator is arranged in the described air ventilation path.
9. according to claim 1 or the 2 or 3 described wind-driven generators that have cabin temperature and humidity adjusting and prevent the salt fog system, it is characterized in that, be provided with the impeller dividing plate between described cabin and the described impeller, have vent hole on the described impeller dividing plate.
10. according to claim 1 or the 2 or 3 described wind-driven generators that have cabin temperature and humidity adjusting and prevent the salt fog system, it is characterized in that described air inlet and described exhaust port position are provided with valve.
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| CN201110456678.7A CN103184982B (en) | 2011-12-30 | 2011-12-30 | Wind driven generator with cabin humiture adjusting and salt fog resisting system |
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| CN201110456678.7A CN103184982B (en) | 2011-12-30 | 2011-12-30 | Wind driven generator with cabin humiture adjusting and salt fog resisting system |
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| CN103184982A true CN103184982A (en) | 2013-07-03 |
| CN103184982B CN103184982B (en) | 2015-05-27 |
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