CN2148428Y - Automatic double voltage supply device for vehicle electric generator - Google Patents
Automatic double voltage supply device for vehicle electric generator Download PDFInfo
- Publication number
- CN2148428Y CN2148428Y CN92231639U CN92231639U CN2148428Y CN 2148428 Y CN2148428 Y CN 2148428Y CN 92231639 U CN92231639 U CN 92231639U CN 92231639 U CN92231639 U CN 92231639U CN 2148428 Y CN2148428 Y CN 2148428Y
- Authority
- CN
- China
- Prior art keywords
- voltage
- generator
- relay
- volt
- electric
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Control Of Charge By Means Of Generators (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The utility model relates to an automatic double voltage supply device for vehicle electric generator, which is characterized in that the V signal voltage led out from the neutral output end of the alternate current generator of the vehicle is used as 1 / 2 v output voltage, and the electric supply voltage can maintain normal working range and export current which satisfies each electric appliance by the effect of a 1/2 v electric appliance sampling device, an automatic voltage feedback device, a one-way rectifier, the automatic controller of a generator exciting current, a voltage reducing apparatus and a safe self-locking apparatus. The automatic double voltage supply device for vehicle electric generator is especially suitable for the diesel oil lorry which is formed by the modification of the diesel oil engine on the gasoline vehicle chassis to use, and the 12 v and 24 v electric apparatus of the diesel oil lorry are installed mixingly, and the diesel oil lorry is formed by that the diesel oil lorry generator is refit on the bottom disc of the gasoline vehicle. The automatic double voltage supply device for vehicle electric generator has the advantages of high reliability, good interchangeability and low cost.
Description
The utility model is a kind ofly can carry out the device of two power voltage supplies to vehicular electrical appliance with the common alternating current generator of vehicle, is particularly suitable for 12 volts diesel oil load-carrying vehicles uses that load in mixture with 24 volts of electrical equipment.
The output of homemade middle-size and small-size diesel car increases considerably, and wherein great majority are that the repacking Diesel engine forms on the chassis of gasoline car.Diesel engine requires the starting torque of starter bigger, if adopt 12 volts of starters, batteries is at starter starting moment output current very high (as up to 1600A), therefore generally with 24 volts of starters, to reduce starting current.The power consumption equipment on gasoline car chassis is 12 volts, thereby will two power voltage supplies.The prior art that realizes two power voltage supplies is: 1, adopt double-wind-ing gene rator, shortcoming is generator and automatic voltage regulating system complex structure, and maintenance difficult is not domesticly seen employing.2, adopt step-down transformer, shortcoming is to reequip generator, and volume of transformer is big and the increase energy consumption, the cost height.3, adopt the series connection battery change over switch, shortcoming is because of electric current is big, and the reliability of multiconductor change over switch and life-span are difficult to guarantee.4, use for 12 volts of electrical appliances in B1, B2 two group storage battery group series connection place taps, 24 overhead generators are to the charge in batteries of two series connection.Another group of duty ratio of a group storage battery is big in the sort circuit, does not in use have additional power supply again and replenishes, and has limited the capacity of 12 volts of electrical appliances.For avoiding a group storage battery another group of overcharging how under-voltage, only the Electrical Appliances Designing that power consumptions such as instrument is little is 12 volts usually, and illuminating lamp still is 24 volts.And 24 volts of filaments are carefully fragile, and user's reflection is comparatively strong.
The purpose of this utility model is to be vehicle, particularly 12 volts provide a kind of reliable operation with 24 volts of diesel cars that load in mixture electrical equipment, cost is low, can use common generator to obtain V volt and two kinds of voltages of 1/2V volt, and can export the electric current that satisfies each electrical appliance, practical electric supply installation.
For achieving the above object, the utlity model has following structure: the parts of forming electric supply installation have automobile-used common V volt voltage alternating current generator JF, voltage regulator FT, two group storage battery group B1 and the B2 that voltage is respectively the 1/2V volt and is together in series, V volt voltage starter QT, starter compound relay FJ, electric current master switch C and ignition switch SK, also has a direction rectifier 4, the input of this rectifier is that the neutral lead-out terminal that 1/2V lies prostrate is connected with the voltage to earth of generator JF, lead-out terminal lies prostrate electrical appliance sampler 6 with 1/2V respectively, safe self-locking device 5 and ignition switch SK are connected, the input of the automatic feedback device 3 of voltage is connected with the output of 1/2V volt electrical appliance sampler 6 and the output of V volt voltage alternating current generator JF respectively, output is connected with the input of generator exciting curent automatic controller 1, the neutral terminal of the input of reducing transformer 2 and V volt voltage alternating current generator JF is connected, output be connected with the input of starter compound relay FJ (as shown in Figure 1).The automatic feedback device 3 of voltage is made of resistance R 1 and relay J 1 parallel connection, (as shown in Figure 2), the end of R1 is connected with the V of generator JF volt voltage output end, the other end is connected with the positive pole of storage battery B2, the line bag of relay J 1 is connected with sampler 6, safe self-locking device 5 is made of diode D2 and relay J 3, the positive pole of D2 is connected to the positive pole of storage battery B1 through an ammeter A2, the negative pole of D2 is connected with the line bag of J3, direction rectifier 4 is made of diode D1, the positive pole of D1 is connected with the neutral lead-out terminal N of generator JF, negative pole respectively with relay J 3, ignition switch SK and lighting switch connect.
Electrical principle calcspar 1 below in conjunction with this electric supply installation is done an explanation to its operation principle: when starting up the car, the driver connects routine operation fully: (one) removes and closes battery main switch C, and safe self-locking device 5 is with 2 conductings of a, b.The power supply of 12 overhead accumulator group B1, is powered to 12 volts of electrical appliance R12 routinely through 5 and 12 volts of electrical appliance samplers 6 over the ground.(2) position of twisting ignition lock SK, starting compound relay FJ gets.The running of piloting engine of the starting switch closure of starter QT, 24 volts of starters, engine drive the running of 24 overhead generators.------generator voltage controller FT provides electric current to the generator magnetizing coil to c---generator exciting curent automatic controller 1---to the automatic feedback device 3 of voltage to its exciting curent of generator: through storage battery B2, generator for electricity generation.
Improve with the rotating speed of engine, generator output voltage rises, the exciting curent of generator is the self-excitation electric current of self-excitation, generator by its violent change: through d---3---c---1---FT---JF.Generator output voltage is subjected to 3,1 thereupon, F control, be in stable voltage range by standard.
---e---B2---b---B1---C of the output of 24 volts of power supplys of generator: through 3.Provide power supply to B2, B1 two battery chargings with to 24 volts of electrical appliances.
The output of 12 volts of power supplys of generator is divided into three the tunnel:
---reducing transformer 2---g---FJ, safe self-locking disconnects starter power to the first via: through f, makes it to quit work.
The second tunnel: through unidirectional amplifier 4---a---the 12 volts of electrical appliance samplers 6---R12.Provide electric energy to 12 volts of electrical appliances.
Third Road: through a---safe self-locking device 5---B1.The B1 batteries is carried out boost charge.
Generator when doing, according to 12 volts of electrical appliance samplers 6 of use power consumption situation of 12 volts of electrical appliances to automatic feedback device 3 feedback signals of voltage.
When 12 volts of electrical appliance power consumptions strengthened, generator (JF) improved the fan-out capability of 12 volts of power supplys thereupon, can compensate automatically.Make the power output of 24 volts common generator neutral end reach power substantially with 12 volts of common generators of power.Voltage can stably remain on normal range of operation.
When installation, maintenance automobile, safe self-locking 5 will play the safeguard protection effect to whole circuit electrical equipment.
Therefore as seen: because the output voltage that the signal voltage that the present invention draws the neutral lead-out terminal N of reason alternating current generator JF lies prostrate as 1/2V over the ground, and by 1/2V volt electrical appliance sampler 6, the effect of automatic feedback device 3 of voltage and direction rectifier 4 makes supply power voltage can maintain normal range of operation.And can export enough big electric current, thereby two power voltage supplies of 1/2V volt and V volt have just been realized with common V volt voltage alternating current generator, this electric supply installation is considered the requirement of automobile environment for use in design, used the least possible electronic component, circuit design is also simplified as far as possible, use general part as far as possible, thereby make this device possess higher reliability, lower cost and better practicability.
An embodiment of the present utility model: circuit theory as shown in Figure 2, generator exciting curent automatic controller is made of relay J 2, reducing transformer is made of resistance R 2, the automatic feedback device of voltage is made of resistance R 1 and relay J 1 parallel connection, direction rectifier is made of diode D1, the safe self-locking device is made of diode D2 and relay J 3, and 1/2V volt electrical appliance sampler is made of lighting switch K and fuse RD6.When piloting engine, should operate routinely: (one) removes and closes battery main switch C, and batteries B1 minus earth, J3 relay coil get electric normally closed interlock J3 closure, over the ground 12 volts of power supplys by B1 through ammeter A2, J3 to ignition lock, lighting switch provides power supply to 12 volts of electrical appliances routinely.(2) ignition lock reverses to two retainings, and J2 relay coil and auto meter get electric, J2 normally closed interlock closure, over the ground 24 power supplys by B2 through ammeter A1, fuse RD1, J2 dynamo governor FT provides power supply to generator JF magnetizing coil.(3) ignition lock reverses to three retainings (starting is turned round), the J2 relay coil gets in the starter compound relay, the normally open contact closure, 24 volts of power supplys provide power supply through ammeter A1, J1 to starter power switch coil by B2, starter gets electric drive engine running, engine operation, and engine drives generator operation, by the effect that voltage is transferred device, generator output electric energy.The variation of engine speed drives the variation of generator speed equally, and its generator B exports 28 volts of voltages, and N is through 14 volts of voltages of D1 output.
The generator powered situation is: B exports+28 volts of voltages over the ground, through the J1 normally closed interlock, through the A1 ammeter, B2, B1 two group storage battery groups is charged, and provide power supply through J1 to 24 volts of electrical appliances.N exports over the ground+and 14 volts of voltages divide three the tunnel: and to starter compound relay J2 coil power supply, the J2 normally closed interlock disconnects the first via through the R2 step-down, cuts off J1 relay coil power supply, cuts off the power supply of starter power switch, and the starter self-locking quits work.The second the tunnel, provide power supply through D1 to 12 volts of electrical appliances, Third Road provides the boost charge electric current through D1, J3 ammeter A2 to B1.When 12 volts of electrical appliance power consumptions are big, (when car travelled, no matter rules and regulations opened headlight, fog lamp, warning lamp, lampet are all deserved) the J1 relay coil gets electricly, and normally closed interlock J1 disconnects, the voltage of B output provides power supply through the R1 step-down to+24 volts of electrical appliances, changed the voltage sampling point of FT voltage regulator simultaneously, it is extreme that the regulator voltage sampling moves to the B2 accumulator positive, keeps 28 volts of B2 positive terminal voltage to earths.For keeping 28 volts of B2 positive terminal voltage to earths, the B output voltage just must be greater than 28 volts, according to N end output end voltage is the 1/2V volt of B end, improved the fan-out capability of N end, satisfied the power consumption of 12 volts of electrical appliances, because the function of generator voltage controller, the generator fan-out capability can change with the variation of electrical appliance, through 20,000 5 thousand kilometers road examinations, each electrical equipment uses normal, and the measuring instrument reaction is normal.
Claims (4)
1, the two voltage automatic power supply devices of a kind of alternator for vehicle, the parts of forming this device have: automobile-used common V volt voltage alternating current generator JF, voltage regulator FT, two group storage battery group B1 and the B2 that voltage is respectively the 1/2V volt and is together in series, V volt voltage starter QT, starter compound relay FJ, electric current master switch C and ignition switch SK, it is characterized in that, also has a direction rectifier 4 in this electric supply installation, the input of this rectifier is that the neutral lead-out terminal that 1/2V lies prostrate is connected with the voltage to earth of generator JF, lead-out terminal lies prostrate electrical appliance sampler 6 with 1/2V respectively, safe self-locking device 5 and ignition switch SK are connected, the input of the automatic feedback device 3 of voltage is connected with the output of 1/2V volt electrical appliance sampler 6 and the output of V volt voltage alternating current generator JF respectively, output is connected with the input of generator exciting curent automatic controller 1, the input of reducing transformer 2 is connected with the neutral terminal of V volt voltage alternating current generator JF, and output is connected with the input of starter compound relay FJ.
2, electric supply installation according to claim 1, it is characterized in that: the automatic feedback device 3 of voltage is made of resistance R 1 and relay J 1 parallel connection, the end of R1 is connected with the V of generator JF volt voltage output end, the other end is connected with the positive pole of batteries B2, and the line bag of relay J 1 is connected with sampler 6.
3, electric supply installation according to claim 1 is characterized in that: safe self-locking device 5 is made of diode D2 and relay J 3, and the positive pole of D2 is connected to the positive pole of batteries B1 through an ammeter A2, and the negative pole of D2 is connected with the line bag of J3.
4, according to the described electric supply installation of claim 1: it is characterized in that direction rectifier 4 is made of two pipe D1, the positive pole of D1 is connected with the neutral lead-out terminal N of generator JP, negative pole respectively with relay J 3, the connection of ignition switch SK and lighting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92231639U CN2148428Y (en) | 1992-08-25 | 1992-08-25 | Automatic double voltage supply device for vehicle electric generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92231639U CN2148428Y (en) | 1992-08-25 | 1992-08-25 | Automatic double voltage supply device for vehicle electric generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2148428Y true CN2148428Y (en) | 1993-12-01 |
Family
ID=33774447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92231639U Expired - Fee Related CN2148428Y (en) | 1992-08-25 | 1992-08-25 | Automatic double voltage supply device for vehicle electric generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2148428Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331064A (en) * | 2014-10-10 | 2015-02-04 | 中国航天科技集团公司第四研究院第四十一研究所 | Bidirectional power supply control circuit for measurement and control equipment and control method thereof |
-
1992
- 1992-08-25 CN CN92231639U patent/CN2148428Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331064A (en) * | 2014-10-10 | 2015-02-04 | 中国航天科技集团公司第四研究院第四十一研究所 | Bidirectional power supply control circuit for measurement and control equipment and control method thereof |
| CN104331064B (en) * | 2014-10-10 | 2017-02-01 | 中国航天科技集团公司第四研究院第四十一研究所 | Bidirectional power supply control circuit for measurement and control equipment and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101966821B (en) | Extended range pure electric automobile system | |
| CN101356071B (en) | Hybrid vehicle and method of assembling same | |
| CN102216113B (en) | Charging connector, and charging cable unit | |
| CN108116350B (en) | Intelligent power supply electric appliance system of vehicle-mounted combined battery and power supply method | |
| US20060250902A1 (en) | Plug-in hybrid vehicle with fast energy storage | |
| CN201538252U (en) | Electric automobile | |
| CN101610932A (en) | Elec. vehicle, vehicle charge device and Vehicular charging system | |
| CN109760524B (en) | Hybrid vehicle and control method thereof | |
| CN102126435A (en) | Control algorithm for low-voltage circuit in hybrid and conventional vehicles | |
| CN202703306U (en) | Range extending device for electric vehicle | |
| CN2148428Y (en) | Automatic double voltage supply device for vehicle electric generator | |
| JP2024514807A (en) | intelligent energy storage system | |
| CN2852494Y (en) | Multi-purpose automobile starter | |
| WO2000066388A1 (en) | Method and device for energy accumulation and recuperation | |
| CN209700583U (en) | Low-speed electronic carriage loaded line | |
| CN103339852A (en) | Electric-powered system using power storage apparatus, and work vehicle comprising same | |
| CN109466477A (en) | Low-speed electronic carriage loaded line | |
| CN221292949U (en) | Range-extending electric automobile | |
| CN221585087U (en) | Electric automobile | |
| EP4378738A1 (en) | A dual voltage electrical architecture for a vehicle, in which the only power source is a lithium-ion battery | |
| JPH01270705A (en) | Electric motor car system | |
| US12088284B2 (en) | Discrete relay driver circuit for peak and hold operation | |
| EP4438377A1 (en) | On-board charger with simultaneous charge and discharge capability | |
| Gandhi et al. | Study of Effective Powertrain Sizing for Electric Vehicles: Paper No.: 2023-GI-06 | |
| Gallas et al. | Review of possible modifications of battery charging technologies for use in supercapacitor charging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |