CN103619098B - Fan safe emergency lighting system and method thereof - Google Patents
Fan safe emergency lighting system and method thereof Download PDFInfo
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- CN103619098B CN103619098B CN201310604287.4A CN201310604287A CN103619098B CN 103619098 B CN103619098 B CN 103619098B CN 201310604287 A CN201310604287 A CN 201310604287A CN 103619098 B CN103619098 B CN 103619098B
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Abstract
The invention discloses a kind of fan safe emergency lighting system and method thereof, comprising: power module, storage battery, lighting loop, circuit breaker, transformer and lighting loop control switch.After circuit breaker feeding transformer, export blower fan from electricity consumption from the power supply of electrical network input, then convert safe voltage to through power module, and export lighting loop to.Lighting loop control switch is connected between transformer and power module.When staff enters or leave blower fan, realized the switch in blower fan intraoral illumination loop by closed or disconnection lighting loop control switch.Storage battery is connected between transformer and lighting loop, and the output of transformer carries out continuing charging to storage battery, and when breaking down in blower fan illuminalive power-supply loop, storage battery continues charging, and provides power supply for lighting loop.Present invention, avoiding staff when tower cylinder maintenance illuminator, the potential safety hazards such as electric shock occur, simultaneously when disconnection fault appears in electric power system or electrical network, still can realize emergency lighting.
Description
Technical field
The present invention relates to wind power generation field, especially relate to a kind of safe emergency lighting system and the method thereof that are applied to tower barrel of wind generating set and cabin.
Background technology
Fan engine room and tower cylinder all belong to closed environment, when blower interior illuminator power supply unit breaks down, will lose illumination in fan engine room and tower cylinder.If at this moment, maintenance personal just carries out breakdown maintenance in fan engine room inside, under the situation that there is not illumination, Fan Equipment is operated to safe standby state and safe escape blower fan, the difficulty implemented will be very big, also there is many potential safety hazards simultaneously.In addition, owing to often saving the height of tower cylinder mostly more than 20 meters, the light fixture great majority of illuminator are arranged on the middle part of tower cylinder, and illuminating lamp tube and internal components belong to easily-consumed products, therefore maintenance personal often will climb up high-altitude replacing illuminating lamp tube and the internal components of distance security platform tens of meters, and the illuminator of wind-powered electricity generation industry adopts the AC power of 230V mostly, when changing illuminating lamp tube in high-altitude, if there is artificial situation of getting an electric shock, consequence is by hardly imaginable.
At present, blower fan illuminator mainly contains following several:
The first is that the early stage illuminator of blower fan adopts general illumination system, and this common illuminator does not generally possess function of emergency illumination.The second is the blower fan that recent some adopt band emergency function lighting.This illuminator is because emergence lighting lamp cannot detect it is normally close mains lighting supply, or electrical network or the power-off of electric power system fault, therefore exist when staff leaves blower fan, after closing mains lighting supply, lighting emergency function starts, until consumed the power supply in storage battery.And when staff enters blower fan next time, when opening mains lighting supply, storage battery starts charging, if staff has just climbed up the situation that power supply or grid cut-off just occur blower fan, because now just filled a small amount of electricity in battery, the crash time possibly cannot ensure that worker safety arrives blower fan bottom platform.Meanwhile, because storage battery is often in charge and discharge process, accumulator pole is caused easily to damage (General Life is no more than 1 year).Because each light fixture is all with a storage battery, mean that tens storage batterys of each blower fan can break down at different times, lighting is arranged on tower cylinder eminence in addition, and therefore not only frequency of maintenance is high, and maintenance load and difficulty are all very large.Most blower fan staff there is no the ability of maintenance light fixture, therefore needs depot repair, and fan is safeguarded and brought great difficulty and cost allowance.In addition, because storage battery is arranged in lighting, limit by lighting profile, have strict requirement to the volume weight of storage battery and performance, therefore the cost of emergence lighting lamp is very high.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of fan safe emergency lighting system and method thereof, solve maintenance personal when tower cylinder eminence maintenance illuminator, there is the technical problem of the potential safety hazards such as electric shock, simultaneously when disconnection fault appears in lighting power supply system or electrical network, illuminator still can non-stop run certain hour, thus realizes the object of emergency lighting.
In order to realize foregoing invention object, the present invention specifically provides a kind of technic relization scheme of fan safe emergency lighting system, a kind of fan safe emergency lighting system, comprising: power module, storage battery, lighting loop, circuit breaker, transformer and lighting loop control switch.To send into after described transformer through described circuit breaker from the power supply of electrical network input and export blower fan from electricity consumption to illuminalive power-supply loop, then convert safe voltage to through described power module, and export described lighting loop to.Described lighting loop control switch is connected between described transformer and described power module, when staff enters or leave blower fan, by closing or disconnecting the switch that described lighting loop control switch realizes described lighting loop in blower fan.Described storage battery is connected between described transformer and described lighting loop, the output of described transformer carries out continuing charging to described storage battery, when breaking down in the illuminalive power-supply loop of described blower fan, described storage battery continues charging, and provides power supply for described lighting loop.
Preferably, safe emergency lighting system also comprises lighting loop circuit breaker, described lighting loop circuit breaker is connected between described storage battery and described lighting loop, described lighting loop circuit breaker is closed before described staff climbs blower fan, disconnect before described staff leaves blower fan, when avoiding occurring power-off when disconnecting described circuit breaker or staff does not enter blower fan, described lighting loop by the electrical source consumption in described storage battery totally.
Preferably, described lighting loop control switch and described lighting loop circuit breaker be closed or shutoff simultaneously, and when described lighting loop is short-circuited fault, described lighting loop circuit breaker trip, protects described storage battery, prevents described accumulator explosion.
Preferably, described safe emergency lighting system also comprises contactor, described contactor comprises normally-closed contact and control coil, the series circuit be made up of normally-closed contact and the described lighting loop circuit breaker of described contactor is connected between described storage battery and described lighting loop, and the control coil of described contactor is connected between described lighting loop control switch and the output of described transformer.When blower fan under normal conditions, when power-off appears in described illuminalive power-supply loop, the control coil power-off of described contactor, the normally-closed contact of described contactor closes, and described storage battery provides lasting power supply to described lighting loop.
Preferably, described safe emergency lighting system also comprises diode, described diode is connected between the output of described power module and described lighting loop and described storage battery, described diode is used for when described storage battery provides power supply to described lighting loop, prevents to the reverse power supply of described power module.
Preferably, send into after described transformer from electrical network input 690V AC power through described circuit breaker, the AC power of generation 400V and 230V is as blower fan from electricity consumption, and the AC power of 230V converts 24V DC power supply to through described power module simultaneously.Described storage battery is undertaken continuing charging by the AC power of 230V.
Preferably, described storage battery is arranged on the inside of blower fan column foot powering shelf.
The present invention also specifically provides in addition and a kind ofly utilizes above-mentioned fan safe emergency lighting to realize the technic relization scheme of the method for fan safe emergency lighting, comprises the following steps:
After circuit breaker feeding transformer, export blower fan from electricity consumption to illuminalive power-supply loop from the power supply of electrical network input, then convert safe voltage to through power module, and export lighting loop to;
The output of described transformer carries out continuing charging to storage battery, and when breaking down in the illuminalive power-supply loop of described blower fan, described storage battery continues charging, and continues the mains lighting supply providing a period of time for described lighting loop;
When staff enters or leave blower fan, by closing or disconnecting the switch that described lighting loop control switch realizes described lighting loop in blower fan.
Preferably, when blower fan under normal conditions, when power-off appears in described illuminalive power-supply loop, the control coil power-off of described contactor, the normally-closed contact of described contactor closes, and described storage battery provides lasting power supply to described lighting loop.When described lighting loop is short-circuited fault, described lighting loop circuit breaker disconnects, and protects described storage battery, prevents described accumulator explosion.
Preferably, described lighting loop circuit breaker is closed before described staff climbs blower fan, disconnect before described staff leaves blower fan, when avoiding occurring power-off when disconnecting described circuit breaker or staff does not enter blower fan, the internal electric source of described storage battery is consumed totally.
The fan safe emergency lighting system provided by enforcement the invention described above and method thereof, have following technique effect:
(1) adopt can the emergency starting function of detection of grid voltage in the present invention, can effectively avoid when every subnormal closedown illuminator, emergency function starts, by the electric quantity consumption in storage battery totally, guarantee when catastrophic failure appears in electrical network or electric power system, emergency function starts, and the electric energy in storage battery is in fully charged state in normal state, continued power a period of time can be ensured, guarantee safe withdrawing after the safe standby or reset operation of staff's finishing equipment;
(2) lighting loop of the present invention adopts 24V safety power supply, effectively prevent staff, when changing light fixture or maintenance, the potential safety hazards such as electric shock occurs;
(3) lighting loop of the present invention adopts in an accumulators collection and provides blower fan Emergency Lighting Supply, greatly reduces the quantity of the source of trouble, solves storage battery in prior art and often damages, need the technical problem frequently keeped in repair and change;
(4) storage battery in the present invention is arranged on the inside of blower fan column foot powering shelf, keep in repair and change all convenient, staff does not need to climb up tower cylinder eminence and goes to change light fixture, improve maintenance efficiency, reduce potential safety hazard, do not need light fixture depot repair or do and scrap process, greatly having saved cost yet.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit structure schematic diagram of a kind of embodiment of fan safe emergency lighting system of the present invention;
In figure: 1-power module, 2-storage battery, 3-lighting loop, Q1-circuit breaker, T1-transformer, K1-lighting loop control switch, KM1-contactor, D1-diode, K2-lighting loop circuit breaker.
Embodiment
For the purpose of quoting and know, by the technical term hereinafter used, write a Chinese character in simplified form or abridge and be described below:
UPS:Uninterruptible Power System, the abbreviation of uninterruptible power system.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, give the specific embodiment of fan safe emergency lighting system of the present invention and method thereof, below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, a kind of specific embodiment of fan safe emergency lighting system, comprising: power module 1, storage battery 2, lighting loop 3, circuit breaker Q 1, transformer T1 and lighting loop control switch K1.To send into after transformer T1 through circuit breaker Q 1 from the power supply of electrical network input and export blower fan from electricity consumption to illuminalive power-supply loop (L3, N), then convert safe voltage to through power module 1, and export lighting loop 3 to.Lighting loop control switch K1 is connected between transformer T1 and power module 1, when staff enters or leave blower fan, is realized the switch in blower fan intraoral illumination loop 3 by closed or disconnection lighting loop control switch K1.Storage battery 2 is connected between transformer T1 and lighting loop 3, the ac output end (L2, N) of transformer T1 carries out continuing charging to storage battery 2, when breaking down in the illuminalive power-supply loop (L3, N) of blower fan, storage battery 2 continues charging, and provides power supply for lighting loop 3.The output of transformer T1 comprises output head grounding line PE, output zero line N, output live wire L1, L2 and L3.Lighting loop 3 comprise lighting device Light1, Light2 ..., LightN and LightN+1.
Safe emergency lighting system also comprises lighting loop circuit breaker K2 further, lighting loop circuit breaker K2 is connected between storage battery 2 and lighting loop 3, lighting loop circuit breaker K2 is closed before staff climbs blower fan, disconnect before staff leaves blower fan, when avoiding occurring power-off when cut-off breaker Q1 or staff do not enter blower fan, the internal electric source of storage battery 2 is consumed.As one of the present invention preferably specific embodiment, in the normal state, lighting loop control switch K1 and lighting loop circuit breaker K2 closed or shutoff simultaneously; when lighting loop 3 is short-circuited fault; lighting loop circuit breaker K2 trips, and protection storage battery 2, prevents storage battery 2 from exploding.
Safe emergency lighting system also comprises contactor KM1 further, contactor KM1 comprises normally-closed contact and control coil, the series circuit be made up of normally-closed contact and the lighting loop circuit breaker K2 of contactor KM1 is connected between storage battery 2 and lighting loop 3, and the control coil of contactor KM1 is connected between the output (L3, N) of lighting loop control switch K1 and transformer T1.When blower fan under normal conditions, illuminalive power-supply loop (L3, N) break down power-off time, the control coil power-off of contactor KM1, the normally-closed contact of contactor KM1 closes, and storage battery 2 provides lasting power supply to lighting loop 3.
As one of the present invention preferably specific embodiment, safe emergency lighting system also comprises diode D1, and diode D1 is connected between the output of power module 1 and lighting loop 3 and storage battery 2.Diode D1 is used for when storage battery 2 provides power supply to lighting loop 3, prevents to the reverse power supply of power module 1.
As one of the present invention preferably specific embodiment, storage battery 2 is arranged on the inside of blower fan column foot powering shelf, and staff can carry out maintenance operation on ground.As a kind of typical embodiment of the present invention, blower fan column foot powering shelf is sent into after 690V/400V transformer T1 from electrical network input 690V AC power through circuit breaker Q 1, the AC power of generation 400V and 230V is as blower fan from electricity consumption, and the AC power of 230V converts 24V DC power supply to through power module 1 simultaneously.Storage battery 2 is undertaken continuing charging by the AC power of 230V.
The fan safe emergency lighting system that the specific embodiment of the invention describes, for the special lighting environmental requirement of blower fan, adopts the safe voltage of 24V, avoids personnel when tower cylinder eminence maintenance illuminator, the potential safety hazards such as electric shock occur.Simultaneously, this illuminator adopts installs storage battery 2 as uninterruption power source at blower fan column foot powering shelf, when disconnection fault appears in lighting power supply system or electrical network, lighting loop 3 still can be powered more than non-stop run 60min by storage battery 2, thus reaches the effect of emergency lighting.Meanwhile, lighting loop 3 is concentrated by a storage battery 2 and is powered, and avoid each light fixture and be equipped with a storage battery, namely multiple storage battery means multiple source of trouble.In addition, storage battery 2 is placed in blower fan column foot powering shelf, is not only convenient to safeguard, and greatly cost-saving.Simultaneously; system add when staff turn off voluntarily electric network source or when staff do not enter in blower fan there is grid cut-off; starting storage battery is avoided to power; power consumption in storage battery situation is totally occurred; under also there is special operation condition, the anti-discharge function of storage battery and storage battery lighting loop short-circuit protection function.
Utilize above-mentioned fan safe emergency lighting to realize a specific embodiment for the method for fan safe emergency lighting, comprise the following steps:
To send into after transformer T1 through circuit breaker Q 1 from the power supply of electrical network input and export blower fan from electricity consumption to illuminalive power-supply loop, then convert safe voltage to through power module 1, and export lighting loop 3 to;
The output of transformer T1 carries out continuing charging to storage battery 2, and when power-off is broken down in the illuminalive power-supply loop (L3, N) of blower fan, storage battery 2 continues charging, and provides constant current source for lighting loop 3; When blower fan network system or circuit breaker Q 1 etc. break down power-off, storage battery 2 still can be the mains lighting supply that lighting loop 3 provides a period of time;
When staff enters or leave blower fan, realized the switch in blower fan intraoral illumination loop 3 by closed or disconnection lighting loop control switch K1.
As one of the present invention preferably specific embodiment, when blower fan under normal conditions, illuminalive power-supply loop break down power-off time, the control coil power-off of contactor KM1, the normally-closed contact of contactor KM1 closes, and storage battery 2 provides lasting power supply to lighting loop 3; When lighting loop 3 is short-circuited fault, lighting loop circuit breaker K2 disconnects, and protection storage battery 2, prevents storage battery 2 from exploding.
As one of the present invention preferably specific embodiment, lighting loop circuit breaker K2 is closed before staff climbs blower fan, disconnect before staff leaves blower fan, when avoiding occurring power-off when cut-off breaker Q1 or staff do not enter blower fan, the internal electric source of storage battery 2 is consumed totally, guarantee at any time, when there is circuit breaker Q 1 and lighting power supply system or electric network fault power-off, storage battery 2 can be powered to lighting loop 3 for a long time.
The present invention adopts can the emergency starting function of detection of grid voltage, can effectively avoid when every subnormal closedown illuminator, emergency function starts, by the electric quantity consumption in storage battery totally, guarantee when catastrophic failure appears in electrical network or electric power system, emergency function starts, and the electric energy in storage battery is in fully charged state in normal state, continued power a period of time can be ensured, guarantee safe withdrawing after the safe standby or reset operation of staff's finishing equipment.Lighting loop 3 adopts 24V safety power supply, effectively prevent staff, when changing light fixture or maintenance, the potential safety hazards such as electric shock occurs.Lighting loop 3 adopts a storage battery 2 to concentrate and provides blower fan Emergency Lighting Supply, greatly reduces the quantity of the source of trouble, solves storage battery in prior art and often damages, need the technical problem frequently keeped in repair and change.Storage battery 2 is arranged on the inside of blower fan column foot powering shelf, keep in repair and change all convenient, staff does not need to climb up tower cylinder eminence and goes to change light fixture, improves maintenance efficiency, reduces potential safety hazard, do not need light fixture depot repair or do and scrap process, greatly having saved cost yet.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to the present invention.Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from Spirit Essence of the present invention and technical scheme, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent replacement, equivalence change and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (8)
1. a fan safe emergency lighting system, it is characterized in that, comprise: power module (1), storage battery (2), lighting loop (3), circuit breaker (Q1), transformer (T1) and lighting loop control switch (K1), from electrical network input power supply through described circuit breaker (Q1) send into after described transformer (T1) export blower fan from electricity consumption to illuminalive power-supply loop, convert safe voltage to through described power module (1) again, and export described lighting loop (3) to; Described lighting loop control switch (K1) is connected between described transformer (T1) and described power module (1), when staff enters or leave blower fan, by closing or disconnecting the switch that described lighting loop control switch (K1) realizes described lighting loop (3) in blower fan; Described storage battery (2) is connected between described transformer (T1) and described lighting loop (3), the output of described transformer (T1) carries out continuing charging to described storage battery (2), when breaking down in the illuminalive power-supply loop of described blower fan, described storage battery (2) continues charging, and provides power supply for described lighting loop (3); Described safe emergency lighting system also comprises lighting loop circuit breaker (K2), described lighting loop circuit breaker (K2) is connected between described storage battery (2) and described lighting loop (3), described lighting loop circuit breaker (K2) is closed before described staff climbs blower fan, disconnect before described staff leaves blower fan, when avoiding occurring power-off when disconnecting described circuit breaker (Q1) or staff does not enter blower fan, described lighting loop (3) by the electrical source consumption in described storage battery (2) totally; Described safe emergency lighting system also comprises contactor (KM1), described contactor (KM1) comprises normally-closed contact and control coil, the series circuit be made up of normally-closed contact and the described lighting loop circuit breaker (K2) of described contactor (KM1) is connected between described storage battery (2) and described lighting loop (3), and the control coil of described contactor (KM1) is connected between the output of described lighting loop control switch (K1) and described transformer (T1); When blower fan under normal conditions, when there is power-off in described illuminalive power-supply loop, the control coil power-off of described contactor (KM1), the normally-closed contact of described contactor (KM1) closes, and described storage battery (2) provides lasting power supply to described lighting loop (3).
2. a kind of fan safe emergency lighting system according to claim 1; it is characterized in that: described lighting loop control switch (K1) and described lighting loop circuit breaker (K2) be closed or shutoff simultaneously; when described lighting loop (3) is short-circuited fault; described lighting loop circuit breaker (K2) tripping operation; protect described storage battery (2), prevent described storage battery (2) from exploding.
3. a kind of fan safe emergency lighting system according to claim 2, it is characterized in that: described safe emergency lighting system also comprises diode (D1), described diode (D1) is connected between the output of described power module (1) and described lighting loop (3) and described storage battery (2), described diode (D1), for when described storage battery (2) provides power supply to described lighting loop (3), prevents to described power module (1) reverse power supply.
4. according to a kind of fan safe emergency lighting system in claim 1,2,3 described in arbitrary claim, it is characterized in that: send into after described transformer (T1) from electrical network input 690V AC power through described circuit breaker (Q1), the AC power of generation 400V and 230V is as blower fan from electricity consumption, and the AC power of 230V converts 24V DC power supply to through described power module (1) simultaneously; Described storage battery (2) is undertaken continuing charging by the AC power of 230V.
5. a kind of fan safe emergency lighting system according to claim 4, is characterized in that: described storage battery (2) is arranged on the inside of blower fan column foot powering shelf.
6. utilize the fan safe emergency lighting method that in claim 1 to 5, fan safe emergency lighting system described in arbitrary claim realizes, it is characterized in that, comprise the following steps:
To send into through circuit breaker (Q1) from the power supply of electrical network input and export blower fan after transformer (T1) from electricity consumption to illuminalive power-supply loop, then convert safe voltage to through power module (1), and export lighting loop (3) to;
The output of described transformer (T1) carries out continuing charging to storage battery (2), and when breaking down in the illuminalive power-supply loop of described blower fan, described storage battery (2) continues charging, and continues for described lighting loop (3) mains lighting supply providing a period of time;
When staff enters or leave blower fan, by closing or disconnecting the switch that described lighting loop control switch (K1) realizes described lighting loop (3) in blower fan.
7. a kind of fan safe emergency lighting method according to claim 6, it is characterized in that: when blower fan under normal conditions, when there is power-off in described illuminalive power-supply loop, the control coil power-off of described contactor (KM1), the normally-closed contact of described contactor (KM1) closes, and described storage battery (2) provides lasting power supply to described lighting loop (3); When described lighting loop (3) is short-circuited fault, described lighting loop circuit breaker (K2) disconnects, and protects described storage battery (2), prevents described storage battery (2) from exploding.
8. a kind of fan safe emergency lighting method according to claim 7, it is characterized in that: described lighting loop circuit breaker (K2) is closed before described staff climbs blower fan, disconnect before described staff leaves blower fan, when avoiding occurring power-off when disconnecting described circuit breaker (Q1) or staff does not enter blower fan, the internal electric source of described storage battery (2) is consumed totally.
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| CN201310604287.4A CN103619098B (en) | 2013-11-26 | 2013-11-26 | Fan safe emergency lighting system and method thereof |
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| CN201310604287.4A CN103619098B (en) | 2013-11-26 | 2013-11-26 | Fan safe emergency lighting system and method thereof |
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| CN103619098B true CN103619098B (en) | 2015-10-21 |
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| CN112702824A (en) * | 2020-12-31 | 2021-04-23 | 石家庄市三实照明设计有限公司 | Special system for wind power fan tower barrel illumination and fault warning |
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| CN201839224U (en) * | 2010-07-28 | 2011-05-18 | 北京迎希科技有限公司 | Power supply and distribution system for building |
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