CN103825265B - A kind of coach air conditioner power supply voltage-stabilizing protection device - Google Patents
A kind of coach air conditioner power supply voltage-stabilizing protection device Download PDFInfo
- Publication number
- CN103825265B CN103825265B CN201410058331.0A CN201410058331A CN103825265B CN 103825265 B CN103825265 B CN 103825265B CN 201410058331 A CN201410058331 A CN 201410058331A CN 103825265 B CN103825265 B CN 103825265B
- Authority
- CN
- China
- Prior art keywords
- air conditioner
- diode
- relay
- power supply
- electric capacity
- 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.)
- Active
Links
Landscapes
- Control Of Eletrric Generators (AREA)
Abstract
The invention discloses a kind of coach air conditioner power supply voltage-stabilizing protection device, including relay, first diode and the second diode, electric capacity, resistance, the first coil pin of described relay connects P end and the air-conditioning switch of the first diode, second coil pin sending and receiving motor and air conditioner load of relay, the armature contact of relay connects the N end of the first diode and the N end of the second diode, the excitation end of the normally opened contact sending and receiving motor of relay, the P termination air conditioner load of the second diode and electromotor, described resistance and electric capacity are connected between the P end of the second diode and the second coil pin of relay respectively.The invention has the beneficial effects as follows, maintain the stablizing of air-conditioning autonomous power supply system voltage, protect air conditioner electronic components and parts, it is to avoid electromotor unloaded operation, extend electromotor service life, simple cost is relatively low is easily achieved for the design of this device.
Description
Technical field
The present invention relates to the voltage-stabilizing protection device of a kind of coach air conditioner power supply, especially with the coach air conditioner power supply of independent generator
System.
Background technology
Along with the development and progress of electrical technology, increasing electronic equipment is applied on passenger vehicle, is greatly improved car load
Safety, reliability and comfortableness, propose bigger test the most also to the generated energy of electromotor and power generation performance.Part is big
Type highway passenger vehicle is after having installed retarder and electronic radiator fan additional, and car load power consumption adds one times, when summer turns on the aircondition,
Generated energy is not enough, and voltage declines substantially, it is easy to burn out vehicle electrical device.The simple generated energy increasing electric generator of vehicle, causes
Electromotor volume increases, installation difficulty, and generating harmony declines.Coach air conditioner power consumption is relatively big, accounts for the half of car load power consumption
Above, and work long hours in summer, therefore for air conditioning system independently is equipped with one electromotor be solution vehicle electricity deficiency can
Row scheme.Owing to air-conditioner generator is not connected with vehicle battery, according to the external characteristics of alternating current generator, when air conditioner load changes
Time bigger, air conditioner power source voltage instability can be caused, also can produce the transient overvoltage more than 60V when sudden shutting off load, burn out
The electric elements of air conditioning system.
Summary of the invention
For solving prior art problem, the present invention provides a kind of coach air conditioner power supply voltage-stabilizing protection device, the built-in Large Copacity of this device
Electrochemical capacitor and pressure release resistance are for stablizing air conditioner power source voltage, and absorb the electronic devices and components of overvoltage protection air conditioning system, with
Time this device be designed with excitation control circuit, it is to avoid the long-time unloaded operation of independent generator, extend generator life.
The technical solution adopted in the present invention is:
A kind of coach air conditioner power supply voltage-stabilizing protection device, including relay, the first diode and the second diode, electric capacity, resistance,
The first coil pin of described relay connects P end and the air-conditioning switch of the first diode, and the second coil pin of relay connects
Electromotor and air conditioner load, the armature contact of relay connects the N end of the first diode and the N end of the second diode, relay
The excitation end of normally opened contact sending and receiving motor, the P termination air conditioner load of the second diode and electromotor, described resistance and electric capacity are divided equally
It is not connected between the P end of the second diode and the second coil pin of relay.
The operation principle of the present invention is: after the first coil pin of relay receives starting of air conditioner signal, relay adhesive, relay
The normally opened contact of device is that the excitation end of independent generator is powered, and electromotor starts generating.Voltage is caused when air conditioner load changes
During fluctuation, electric capacity absorbs the voltage of fluctuation by discharge and recharge, keeps stablizing of air conditioner power source voltage, and electric capacity can also absorb simultaneously
Remaining exchange and harmonic components after generator commutation, protect stablizing of voltage further.After air-conditioning is closed, relay disconnects,
Electromotor stops generating, and the electricity that electric capacity stores is discharged by resistance, it is to avoid electric shock accidents occurs, and improves the safety of device.
As a further improvement on the present invention, described relay recommends specification to be 24VDC/20A.
Described electric capacity is electrochemical capacitor, it is recommended that capacity is 22000 μ F/80V.
Described resistance is pressure release resistance, it is recommended that specification is 100 Ω/50W.
Described first, second diode, it is recommended that specification is MIC10A10.
The invention has the beneficial effects as follows: be furnished with the hvac system of independent generator, after installing the present invention, when air conditioner load becomes
During change, maintain stablizing of air-conditioning electric power system voltage, protect air conditioner electronic components and parts.Avoid independent generator unloaded operation simultaneously,
Extend electromotor service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of coach air conditioner power supply voltage-stabilizing protection device, including relay K V1, diode D1 and D2, electricity
Hold C1, resistance R1, and draw 4 terminals, respectively T1, T2, T3, T4.T1 end receives starting of air conditioner power supply letter
After number, powering to 30 feet of KV1 through diode D1, KV1 adhesive simultaneously, 87 feet of KV1 to the T3 end through device are
The excitation end L of electromotor M powers, and electromotor M starts to generate electricity for air conditioner load R, and by diode D2 voluntarily
Powering for excitation end L, electromotor M realizes self-excitation generating, reduces the electric quantity consumption of electric generator of vehicle.The effect of diode D1
Reversely end the coil power supply that electric current is relay K V1 of electromotor M, prevent KV1 from not controlled by starting of air conditioner power supply signal
System.The effect of diode D2 is that reversely cut-off starting of air conditioner power supply signal is powered to air conditioner load R, resistance R1 and electric capacity C1,
Avoid starting of air conditioner power signal lines because bearing big electric current and blowout F1.
When air conditioner load R changes and causes voltage pulsation, electric capacity C1 absorbs the voltage of fluctuation by discharge and recharge, keeps sky
Adjust stablizing of supply voltage, remaining exchange and harmonic components after electric capacity C1 can also absorb electromotor M rectification simultaneously, enter one
Stablizing of step protection voltage.After air-conditioning is closed, the electricity that electric capacity C1 stores is discharged by resistance R1, it is to avoid electric shock thing occurs
Therefore, improve the safety of device.
Embodiment: during use, is reliably connected the respective terminal of the present invention, wherein with ac control circuit and electromotor M
The excitation end L, T4 of B+, T3 termination air-conditioner generator M of T1 termination starting of air conditioner switch K, T2 termination air-conditioner generator
The earth terminal B-of termination air-conditioner generator M.After driver starts air-conditioning, KV1 adhesive, T3 end is encouraging of independent generator M
Magnetic end L powers, and electromotor M starts generating, and is excited electricity to transfer self-excitation generating to by it.Draw when air conditioner load R changes
During starting voltage fluctuation, electric capacity C1 absorbs the voltage of fluctuation by discharge and recharge, keeps stablizing of air conditioner power source voltage, electric capacity simultaneously
C1 can also absorb remaining exchange and harmonic components after electromotor M rectification, protects stablizing of voltage further.Work as driver
After closing starting of air conditioner switch, KV1 disconnects, and field power supply disappears, and air-conditioner generator M stops generating, and electric capacity C1 stores
Electricity is discharged by resistance R1, it is to avoid electric shock accidents occurs, and improves the safety of device.
Described relay K V1, specification is 24VDC/20A, its 85 foot ejector T1 foot, is controlled by starting of air conditioner switch K
System, and be connected with the P end of diode D1；86 foot ground connection；30 feet connect the N end of diode D1, D2, wherein diode
The positive pole of P termination capacitor C1 of D2；87 feet are normal open switch foot, ejector T3 foot, connect air conditioning system independent generator
The excitation end L of M.
Described electric capacity C1 is electrochemical capacitor, and capacity is 22000 μ F/80V, and positive pole ejector T2 foot meets independent generator M
Power output end B+；Negative pole ejector T4 foot, meets independent generator M negative pole end B-.
Described resistance R1 is pressure release resistance, is attempted by electric capacity C1 two ends, acts the effect consuming electric capacity C1 electricity, and specification is 100
Ω/50W。
Described diode D1, D2 play the effect of reverse cut-off current, and specification is MIC10A10.
Although the detailed description of the invention of the present invention is described by the above-mentioned accompanying drawing that combines, but not limit to scope
System, one of ordinary skill in the art should be understood that on the basis of technical scheme, and those skilled in the art need not pay
Go out various amendments and deformation that creative work can make still within protection scope of the present invention.
Claims (5)
1. a coach air conditioner power supply voltage-stabilizing protection device, is characterized in that, including relay, the first diode
With the second diode, electric capacity, resistance, the first coil pin of described relay connect the first diode P end and
Air-conditioning switch, the second coil pin sending and receiving motor and air conditioner load of relay, the armature contact of relay connects
The N end of one diode and the N end of the second diode, the excitation end of the normally opened contact sending and receiving motor of relay, the
The P termination air conditioner load of two diodes and electromotor, described resistance and electric capacity are connected on the second diode respectively
Between P end and the second coil pin of relay；
After the first coil pin of described relay receives starting of air conditioner signal, relay adhesive, relay normal
Opening the excitation end that contact is independent generator to power, electromotor starts generating；Cause when air conditioner load changes
During voltage pulsation, electric capacity absorbs the voltage of fluctuation by discharge and recharge, keeps stablizing, simultaneously of air conditioner power source voltage
Electric capacity is remaining exchange and harmonic components after also absorbing generator commutation, protects stablizing of voltage further；Work as sky
Adjusting after closing, relay disconnects, and electromotor stops generating, and the electricity that electric capacity stores is discharged by resistance, it is to avoid
There is electric shock accidents, improve the safety of device.
2. coach air conditioner power supply voltage-stabilizing protection device as claimed in claim 1, is characterized in that, described relay
Device specification is 24VDC/20A.
3. coach air conditioner power supply voltage-stabilizing protection device as claimed in claim 1, is characterized in that, described electric capacity
For electrochemical capacitor, capacity is 22000 μ F/80V.
4. coach air conditioner power supply voltage-stabilizing protection device as claimed in claim 1, is characterized in that, described resistance
For pressure release resistance, specification is 100 Ω/50W.
5. coach air conditioner power supply voltage-stabilizing protection device as claimed in claim 1, is characterized in that, described first
Diode, the second diode, specification is MIC 10A10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410058331.0A CN103825265B (en) | 2014-02-20 | 2014-02-20 | A kind of coach air conditioner power supply voltage-stabilizing protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410058331.0A CN103825265B (en) | 2014-02-20 | 2014-02-20 | A kind of coach air conditioner power supply voltage-stabilizing protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103825265A CN103825265A (en) | 2014-05-28 |
| CN103825265B true CN103825265B (en) | 2016-08-17 |
Family
ID=50760190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410058331.0A Active CN103825265B (en) | 2014-02-20 | 2014-02-20 | A kind of coach air conditioner power supply voltage-stabilizing protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103825265B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2720722Y (en) * | 2004-08-18 | 2005-08-24 | 谷正 | Rear electric-appliance control assembly of automobile |
| CN201360159Y (en) * | 2008-12-08 | 2009-12-09 | 南安市柳城高捷图文设计工作室 | Short-circuit-prevention charger |
| CN201363849Y (en) * | 2009-02-08 | 2009-12-16 | 孙勇 | Start control device for generator of air conditioner on passenger car |
| CN203747405U (en) * | 2014-02-20 | 2014-07-30 | 中通客车控股股份有限公司 | Voltage stabilization protective device of coach air conditioner power supply |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5133834B2 (en) * | 2008-09-30 | 2013-01-30 | トヨタ自動車株式会社 | AC motor control device |
-
2014
- 2014-02-20 CN CN201410058331.0A patent/CN103825265B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2720722Y (en) * | 2004-08-18 | 2005-08-24 | 谷正 | Rear electric-appliance control assembly of automobile |
| CN201360159Y (en) * | 2008-12-08 | 2009-12-09 | 南安市柳城高捷图文设计工作室 | Short-circuit-prevention charger |
| CN201363849Y (en) * | 2009-02-08 | 2009-12-16 | 孙勇 | Start control device for generator of air conditioner on passenger car |
| CN203747405U (en) * | 2014-02-20 | 2014-07-30 | 中通客车控股股份有限公司 | Voltage stabilization protective device of coach air conditioner power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103825265A (en) | 2014-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100737085B1 (en) | Battery charging system for hybrid electric vehicle | |
| EP2689944A2 (en) | Refrigeration system for transportation | |
| KR101443706B1 (en) | Battery system for micro-hybrid vehicles comprising high-efficiency consumers | |
| EP2873551A2 (en) | Driving apparatus for electric vehicle | |
| CN204436765U (en) | A kind of precharge protective gear of passenger car variable-frequency air conditioner direct current compressor | |
| JP2015532574A (en) | Electronic network for self-propelled vehicles | |
| JP2016526368A (en) | Drive unit for driving a power unit | |
| KR20120112811A (en) | Battery system for micro-hybrid vehicles comprising high-efficiency consumers | |
| WO2019053675A3 (en) | Regenerative braking arrangement for electrical vehicles | |
| CN105050853A (en) | Vehicle electrical system | |
| CN203221957U (en) | Automobile power supply control system | |
| JP2012080773A (en) | Motor device for vehicles | |
| US20100141210A1 (en) | Alternator for charging multiple electric storage devices | |
| CN111660811B (en) | Rail vehicle equipped with power storage body | |
| CN103825265B (en) | A kind of coach air conditioner power supply voltage-stabilizing protection device | |
| CN105525976B (en) | A kind of vehicle-based generator set cooling fan drive system | |
| CN205304375U (en) | Emergent power supply unit of dual supply | |
| CN203747405U (en) | Voltage stabilization protective device of coach air conditioner power supply | |
| KR101507863B1 (en) | Driving apparatus for electric vehicle | |
| CN103072464B (en) | A kind of series hybrid electric vehicle high-pressure system power-on and power-off control circuit and control method | |
| CN104410145B (en) | A kind of electric air-conditioning power-supply system | |
| KR101154297B1 (en) | Method for controlling 12v battery charging voltage of hybrid vehicle | |
| WO2014052689A4 (en) | Hvac system having kinetic energy storage device | |
| CN204243844U (en) | A kind of electric air-conditioning power-supply system | |
| JP7003803B2 (en) | Vehicle power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No. 10, Dongchangfu, Liaocheng District, Shandong, Jianshe Road Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |
|
| CP03 | Change of name, title or address |