CN104515921A - Energy-saving type electric power testing comprehensive performance testing system based on energy feedback - Google Patents
Energy-saving type electric power testing comprehensive performance testing system based on energy feedback Download PDFInfo
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- CN104515921A CN104515921A CN201510047822.XA CN201510047822A CN104515921A CN 104515921 A CN104515921 A CN 104515921A CN 201510047822 A CN201510047822 A CN 201510047822A CN 104515921 A CN104515921 A CN 104515921A
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Abstract
The invention discloses an energy-saving type electric power testing comprehensive performance testing system based on energy feedback. The energy-saving type electric power testing comprehensive performance testing system comprises a tested power platform and a tested engine arranged on the tested power platform. The energy-saving type electric power testing comprehensive performance testing system is characterized by further comprising a single-chip microcomputer (1), a power analyzer (2) and a measuring and control instrument (4) connected with the single-chip microcomputer (1), an accelerator driving instrument (3) connected with the measuring and control instrument (4), a direct-current power supply (5) connected with the measuring and control instrument (4), a motor controller (6) connected with the power analyzer (2), a concentrator (7) which is arranged on the tested power platform and is connected with the measuring and control instrument (4) through a CAN bus, and the like. The output power of the testing system can be effectively distributed through a power distribution circuit, and thus suitable test output power can be provided for different engines and motors, and the application range is wider.
Description
Technical field
The present invention relates to a kind of integrated test system, specifically refer to a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback.
Background technology
At present, All Around The World is all faced with the energy shortage and environment deterioration problem that are on the rise, seeks society, economy and resource, environment and mutually promotes and becoming worldwide trend with the mode of sustainable development developed in harmony.Under this background, new-energy automobile technology is just becoming a large focus in automotive research field.At present, the main product of new-energy automobile is oil-electric vehicle.Oil-electric vehicle is compared with fuel-engined vehicle with electric automobile, has the comprehensive advantage of high-effect, low energy consumption and the aspect such as oligosaprobic feature and technology, economy, environment and Facilities Construction.Because oil-electric vehicle have employed motor and engine dual power source as its propulsion system simultaneously, therefore the accuracy of parameters and the security of use just must can be guaranteed through system testing before dispatching from the factory.
But also not having on the market at present can completely for the integrated test system that oil electric mixed dynamic distributes, what have is only the parameter test system of simple function, can not well be applied on the new-energy automobile of oily electric combination drive.Meanwhile, these traditional test macro energy consumptions are higher, can not meet the total demand of current energy-saving and emission-reduction, and the test macro therefore, provide a kind of and can reduce energy consumption, can tested again new-energy automobile combination property is fast the task of top priority.
Summary of the invention
The object of the invention is to overcome also does not have a kind of defect that effectively can reduce test energy consumption, can test again the test macro of new-energy automobile combination property fast at present on the market, provides a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback.
Object of the present invention is achieved through the following technical solutions: a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback, comprise tested power platform, and the tested engine be arranged on tested power platform, also include single-chip microcomputer simultaneously, the power analyzer be connected with single-chip microcomputer and measurement and control instrument, the accelerator drive instrument be connected with measurement and control instrument, the direct supply be connected with measurement and control instrument, the electric machine controller be connected with power analyzer, be arranged on the hub be connected with measurement and control instrument on tested power platform and by CAN, simultaneously with tested engine, the power distribution system that electric machine controller is connected with single-chip microcomputer, and simultaneously and direct supply, the energy consumption feedback system composition that power distribution system is connected with single-chip microcomputer, described energy consumption feedback system then by energy consumption Acquisition Circuit, the energy consumption treatment circuit be connected with energy consumption Acquisition Circuit, the power amplifier P5 that is connected with this energy consumption treatment circuit, and forms with the feedback circuit that energy consumption treatment circuit is connected with power amplifier P5 simultaneously.
Further, described energy consumption Acquisition Circuit is made up of power amplifier P4, resistance R16, resistance R17, resistance R18 and electric capacity C8, and one end of described resistance R16 is connected with direct supply, its other end ground connection after resistance R17; The positive pole of electric capacity C8 is connected with the end of oppisite phase of power amplifier P4, its minus earth; One end of resistance R18 is connected with the output terminal of power amplifier P4, its other end is then connected with energy consumption treatment circuit.
Described energy consumption treatment circuit is by driving chip LT1937, field effect transistor MOS7, triode Q6, the diode D1 that P pole is connected with the drain electrode of field effect transistor MOS7, N pole is connected with the source electrode of field effect transistor MOS7 after electric capacity C9, P pole is connected with the N pole of diode D1, its N pole is in turn through diode D4 that resistance R20 is connected with the collector of triode Q6 after resistance R19, the electric capacity C10 be in parallel with diode D4, and the delay circuit be connected with the N pole of diode D4 forms; The described base stage of triode Q6 is connected with the source electrode of field effect transistor MOS7, and its collector is connected with the P pole of diode D4, and its emitter is external+6V voltage then; The N pole of diode D4 is also connected with the end of oppisite phase of power amplifier P5, and the grid of field effect transistor MOS7 is then connected with the SW1 pin of driving chip LT1937; Described delay circuit is then connected with the N pole of diode D4 by one end, the resistance R21 of other end ground connection, and forms with the electric capacity C11 that resistance R21 is in parallel.
Described feedback circuit is by triode Q3, triode Q4, triode Q5, one end is connected with the FB3 pin of driving chip LT1937, the resistance R22 that the other end is connected with the collector of triode Q3, one end is connected with the emitter of triode Q4, the resistance R24 that the other end is connected with the base stage of triode Q5, one end is connected with the collector of triode Q5, the resistance R25 that the other end is connected with the collector of triode Q4, the electric capacity C13 be in parallel with resistance R24, one end is connected with the base stage of triode Q5, the resistance R26 that the other end is connected with the base stage of triode Q3 after resistance R23, one end is connected with the base stage of triode Q3, the resistance R27 that the other end is connected with the emitter of triode Q3, and form with the electric capacity C12 that resistance R27 is in parallel, the emitter of described triode Q5 is connected with the emitter of triode Q3, and the emitter of triode Q3 is also connected with the tie point of resistance R26 with resistance R23, the base stage of triode Q4 is connected with the collector of triode Q3, and its collector is then connected with the tie point of resistance R20 with resistance R19, the in-phase end of described power amplifier P5 is then connected with the collector of triode Q4.
Described direct supply is then by transformer T, the diode rectifier VDZ1 be connected with transformer T secondary coil L1, the diode rectifier VDZ2 be connected with transformer T secondary coil L2, the crystal oscillation buffer circuit be connected with the cathode output end of diode rectifier VDZ1, the three-terminal voltage-stabilizing logical circuit be connected with diode rectifier VDZ2, and the transistor switching circuit be connected with three-terminal voltage-stabilizing logical circuit with crystal oscillation buffer circuit respectively forms.
Described crystal oscillation buffer circuit is by polarity-inverting amplifier U, one end is connected with the output terminal of polarity-inverting amplifier U, the other end in turn through the inductance L 3 that inductance L 4 is connected with the input end of polarity-inverting amplifier U after tunable capacitor C7, and the quartz oscillator X that one end is connected with the input end of polarity-inverting amplifier U, the other end is connected with the tie point of inductance L 4 with inductance L 3 forms; The input end of described polarity-inverting amplifier U is then connected with the cathode output end of diode rectifier VDZ1, and inductance L 3 is then connected with transistor switching circuit with the tie point of inductance L 4.
Described three-terminal voltage-stabilizing logical circuit is primarily of three terminal regulator W, power amplifier P3, N pole is connected with first output terminal of three terminal regulator W, the diode D10 of P pole ground connection after resistance R11, one end is connected with second output terminal of three terminal regulator W, the resistance R14 that the other end is connected with the output terminal of Sheffer stroke gate IC1 after resistance R15, positive pole is connected with the output terminal of Sheffer stroke gate IC2, the electric capacity C6 that negative pole is connected with the tie point of resistance R15 with resistance R14, positive pole is connected with second output terminal of three terminal regulator W, the electric capacity C5 that negative pole is connected with the negative pole of electric capacity C6, and one end is connected with the end of oppisite phase of power amplifier P3, the resistance R10 of other end ground connection forms, the output terminal of described Sheffer stroke gate IC1 is connected with the electrode input end of Sheffer stroke gate IC2, its negative input ground connection, and its electrode input end is then connected with the positive pole of electric capacity C5, the negative input of Sheffer stroke gate IC2 is connected with the cathode output end of diode rectifier VDZ2, the in-phase end of described power amplifier P3 is then connected with the cathode output end of diode rectifier VDZ2 with the cathode output end of diode rectifier VDZ1 simultaneously, the input end of three terminal regulator W is then connected with the cathode output end of diode rectifier VDZ2, second output terminal of described three terminal regulator W is also connected with transistor switching circuit.
Described transistor switching circuit is by triode Q2, power amplifier P2, the resistance R12 that one end is connected with the output terminal of power amplifier P2, the other end is connected with the collector of triode Q2 after resistance R13, and form with the diode D11 that resistance R12 is in parallel; The in-phase end of described power amplifier P2 is connected with the tie point of inductance L 3 with inductance L 4, and its end of oppisite phase is then connected with the base stage of triode Q2; Meanwhile, the base stage of this triode Q2 is also connected with the output terminal of power amplifier P2 and second output terminal of three terminal regulator W respectively, and the emitter of triode Q2 is then connected with the cathode output end of diode rectifier VDZ2.
Described power distribution system is by diode rectifier VDZ3, and the source electrode be connected with diode rectifier VDZ3 follows peak clipping treatment circuit, and follows with source electrode the power distributor circuit that peak clipping treatment circuit is connected and form, described source electrode follows peak clipping treatment circuit by triode Q1, power amplifier P1, positive pole is connected with the cathode output end of diode rectifier VDZ3, the polar capacitor C1 that negative pole is connected with the base stage of triode Q1, one end is connected with the negative pole of polar capacitor C1, the resistance R1 of other end ground connection after resistance R2, one end is connected with the emitter of triode Q1, the other end is in turn through resistance R5, electric capacity C4, the resistance R3 be connected with the output terminal of power amplifier P1 after voltage stabilizing diode D3, positive pole is connected with the collector of triode Q1, the polar capacitor C3 that negative pole is connected with the in-phase end of power amplifier P1, be serially connected in the resistance R6 between the end of oppisite phase of power amplifier P1 and output terminal, P pole is connected with the cathode output end of diode rectifier VDZ3, the diode D1 that N pole is connected with power distributor circuit after resistance R8, one end is connected with the negative pole of polar capacitor C3, the resistance R4 that the other end is connected with the P pole of diode D1, P pole is connected with the tie point of voltage stabilizing diode D3 with electric capacity C4, the voltage stabilizing diode D2 that N pole is connected with the tie point of resistance R8 with diode D1, one end is connected with the output terminal of power amplifier P1, the resistance R7 that the other end is connected with power distributor circuit, and positive pole is connected with the cathode output end of diode rectifier VDZ3, the polar capacitor C2 of minus earth forms, the cathode output end of described diode rectifier VDZ3 is also connected with the tie point of resistance R5 and the P pole of diode D1 with the tie point of resistance R1 and resistance R2, resistance R3, the end of oppisite phase of power amplifier P1 is then connected with the positive pole of electric capacity C4, and the negative pole of electric capacity C4 is also connected with power distributor circuit.
Described power distributor circuit is by integrated chip IR2130, grid is connected with the VO1 pin of integrated chip IR2130, the field effect transistor MOS1 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO2 pin of integrated chip IR2130, the field effect transistor MOS2 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO3 pin of integrated chip IR2130, the field effect transistor MOS3 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO4 pin of integrated chip IR2130, the field effect transistor MOS6 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO5 pin of integrated chip IR2130, the field effect transistor MOS5 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO6 pin of integrated chip IR2130, the field effect transistor MOS4 that source electrode is connected with the GND pin of integrated chip IR2130, be serially connected in the diode D4 between the drain electrode of field effect transistor MOS1 and source electrode, be serially connected in the diode D5 between the drain electrode of field effect transistor MOS2 and source electrode, be serially connected in the diode D6 between the drain electrode of field effect transistor MOS3 and source electrode, be serially connected in the diode D7 between the drain electrode of field effect transistor MOS4 and source electrode, be serially connected in the diode D8 between the drain electrode of field effect transistor MOS5 and source electrode, and the diode D9 be serially connected between the drain electrode of field effect transistor MOS6 and source electrode forms, the drain electrode of the drain electrode of described field effect transistor MOS1, the drain electrode of field effect transistor MOS2 and field effect transistor MOS3 is interconnected rear formation motor output end V1, and the drain electrode of the drain electrode of described field effect transistor MOS4, the drain electrode of field effect transistor MOS5 and field effect transistor MOS6 is interconnected rear formation engine output end V2.
The present invention comparatively prior art compares, and has the following advantages and beneficial effect:
(1) one-piece construction of the present invention is comparatively simple, effectively can not only carry out parameters test to the new-energy automobile of the electric combination drive of oil, and can also guarantee the stability of its measuring accuracy and system.
(2) the present invention is also provided with energy consumption feedback system, effectively can not only show power consumption state, and consumption information can also be fed back to single-chip microcomputer, so that monolithic function regulates and controls test macro timely, guarantees that energy consumption reaches minimum state.
(3) outputting power of test macro can effectively be distributed by power distributor circuit by the present invention, thus can provide applicable test output power for different engines and motor, and its scope of application is wider.
(4) present invention employs the working power that brand-new direct supply is used as test macro, it effectively can not only get rid of the interference of higher hamonic wave, and can also guarantee the security of test macro.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention.
Fig. 2 is energy consumption feedback system electrical block diagram of the present invention.
Fig. 3 is DC power supply circuit structural representation of the present invention.
Fig. 4 is power distributor circuit structural representation of the present invention.
Wherein, the Reference numeral title in above accompanying drawing is respectively:
1-single-chip microcomputer, 2-power analyzer, 3-accelerator drive instrument, 4-measurement and control instrument, 5-direct supply, 6-electric machine controller, 7-hub, 8-power distribution system, 51-crystal oscillation buffer circuit, 52-three-terminal voltage-stabilizing logical circuit, 53-transistor switching circuit, 81-source electrode follows peak clipping treatment circuit, 82-power distributor circuit, 9-energy consumption feedback system, 91-energy consumption Acquisition Circuit, 92-energy consumption treatment circuit, 93-feedback circuit.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, tested power platform of the present invention, for carrying tested engine, namely needs the oil electricity combination drive engine carrying out testing to need to be fixed on this tested power platform.Simultaneously, the present invention also includes single-chip microcomputer 1, the power analyzer 2 be connected with single-chip microcomputer 1 and measurement and control instrument 4, the accelerator drive instrument 3 be connected with measurement and control instrument 4, the direct supply 5 be connected with measurement and control instrument 4, the electric machine controller 6 be connected with power analyzer 2, be arranged on the hub 7 be connected with measurement and control instrument 4 on tested power platform and by CAN, the power distribution system 8 be simultaneously connected with tested engine, electric machine controller 6 and single-chip microcomputer 1, and the energy consumption feedback system 9 be simultaneously connected with direct supply 5, power distribution system 8 and single-chip microcomputer 1.
Wherein, single-chip microcomputer 1 is as control treatment part of the present invention, and it is connected with energy consumption feedback system 9 with power distribution system 8 by RS232 interface, can control power distribution system 8 and energy consumption feedback system 9.Described accelerator drive instrument 3 provides fuel oil for the fuel engines part for tested engine, and is shown by measurement and control instrument 4 and control its fuel oil output quantity.Electric machine controller 6 is as the control assembly of motor portion, and for controlling the start and stop of motor, power analyzer 2 is then for the output power of test engine.
The structure of this energy consumption feedback system 9 as shown in Figure 2, namely it is by energy consumption Acquisition Circuit 91, the energy consumption treatment circuit 92 be connected with energy consumption Acquisition Circuit 91, the power amplifier P5 that is connected with this energy consumption treatment circuit 92, and forms with the feedback circuit 93 that energy consumption treatment circuit 92 is connected with power amplifier P5 simultaneously.Wherein, energy consumption Acquisition Circuit 91 is for gathering the electromagnetic change situation of engine, and it is made up of power amplifier P4, resistance R16, resistance R17, resistance R18 and electric capacity C8.During connection, one end of described resistance R16 is connected with direct supply 5, its other end ground connection after resistance R17; The positive pole of electric capacity C8 is connected with the end of oppisite phase of power amplifier P4, its minus earth; One end of resistance R18 is connected with the output terminal of power amplifier P4, its other end is then connected with energy consumption treatment circuit 92.
Described energy consumption treatment circuit 92 is made up of driving chip LT1937, field effect transistor MOS7, triode Q6, diode D1, diode D4, resistance R19, resistance R20, resistance R21, electric capacity C9 and electric capacity C11.During connection, the P pole of diode D1 is connected with the drain electrode of field effect transistor MOS7, and its N pole is connected with the source electrode of field effect transistor MOS7 after electric capacity C9.Meanwhile, the P pole of this diode D1 is also connected with resistance R18, and namely the output terminal of power amplifier P4 is connected with the drain electrode of field effect transistor MOS7 with the P pole of diode D1 after resistance R18 simultaneously.
The P pole of diode D4 is connected with the N pole of diode D1, and its N pole is connected with the collector of triode Q6 after resistance R19 through resistance R20 in turn, and electric capacity C10 and diode D4 is in parallel.Resistance R21 and electric capacity C11 is in parallel, and to form a delay circuit, namely the positive pole of electric capacity C11 will be connected with the N pole of diode D4, its negative pole then ground connection.Meanwhile, the N pole of diode D4 also will be connected with the end of oppisite phase of power amplifier P5.The described base stage of triode Q6 is connected with the source electrode of field effect transistor MOS7, and its collector is connected with the P pole of diode D4, and its emitter is external+6V voltage then.The grid of field effect transistor MOS7 is then connected with the SW1 pin of driving chip LT1937.
Described feedback circuit 93 is by triode Q3, triode Q4, triode Q5, one end is connected with the FB3 pin of driving chip LT1937, the resistance R22 that the other end is connected with the collector of triode Q3, one end is connected with the emitter of triode Q4, the resistance R24 that the other end is connected with the base stage of triode Q5, one end is connected with the collector of triode Q5, the resistance R25 that the other end is connected with the collector of triode Q4, the electric capacity C13 be in parallel with resistance R24, one end is connected with the base stage of triode Q5, the resistance R26 that the other end is connected with the base stage of triode Q3 after resistance R23, one end is connected with the base stage of triode Q3, the resistance R27 that the other end is connected with the emitter of triode Q3, and form with the electric capacity C12 that resistance R27 is in parallel.
Meanwhile, the emitter of this triode Q5 is connected with the emitter of triode Q3, and the emitter of triode Q3 is also connected with the tie point of resistance R26 with resistance R23; The base stage of triode Q4 is connected with the collector of triode Q3, and its collector is then connected with the tie point of resistance R20 with resistance R19; The in-phase end of described power amplifier P5 is then connected with the collector of triode Q4.The output terminal of power amplifier P5 is then the output terminal of whole energy consumption feedback system 9, and it will be connected with single-chip microcomputer 1 with power distribution system 8.
For guaranteeing result of use, this direct supply 5 have employed brand-new circuit structure as shown in Figure 3, namely it is by transformer T, the diode rectifier VDZ1 be connected with transformer T secondary coil L1, the diode rectifier VDZ2 be connected with transformer T secondary coil L2, the crystal oscillation buffer circuit 51 be connected with the cathode output end of diode rectifier VDZ1, the three-terminal voltage-stabilizing logical circuit 52 be connected with diode rectifier VDZ2, and the transistor switching circuit 53 be connected with three-terminal voltage-stabilizing logical circuit 52 with crystal oscillation buffer circuit 51 respectively forms.The VCC pin of described driving chip LT1937 is then connected with the electrode input end of diode rectifier VDZ2, to guarantee that this diode rectifier VDZ2 can provide operating voltage for it normally works.
Wherein, this crystal oscillation buffer circuit 51 is by polarity-inverting amplifier U, one end is connected with the output terminal of polarity-inverting amplifier U, the other end in turn through the inductance L 3 that inductance L 4 is connected with the input end of polarity-inverting amplifier U after tunable capacitor C7, and the quartz oscillator X that one end is connected with the input end of polarity-inverting amplifier U, the other end is connected with the tie point of inductance L 4 with inductance L 3 forms.The input end of described polarity-inverting amplifier U is then connected with the cathode output end of diode rectifier VDZ1, and inductance L 3 is then connected with transistor switching circuit 53 with the tie point of inductance L 4.
Described three-terminal voltage-stabilizing logical circuit 52 forms primarily of three terminal regulator W, power amplifier P3, resistance R10, resistance R11, resistance R14, resistance R15, electric capacity C5, electric capacity C6, diode D10 and Sheffer stroke gate IC1 and Sheffer stroke gate IC2.During connection, the N pole of diode D10 is connected with first output terminal of three terminal regulator W, its P pole ground connection after resistance R11; One end of resistance R14 is connected with second output terminal of three terminal regulator W, and its other end is connected with the output terminal of Sheffer stroke gate IC1 after resistance R15; The positive pole of electric capacity C6 is connected with the output terminal of Sheffer stroke gate IC2, and its negative pole is connected with the tie point of resistance R15 with resistance R14; The positive pole of electric capacity C5 is connected with second output terminal of three terminal regulator W, and its negative pole is connected with the negative pole of electric capacity C6; And one end of resistance R10 is connected with the end of oppisite phase of power amplifier P3, its other end ground connection.
For guaranteeing result of use of the present invention, this three terminal regulator W preferentially adopts 7806 type voltage stabilizers to realize.Meanwhile, the output terminal of Sheffer stroke gate IC1 is connected with the electrode input end of Sheffer stroke gate IC2, its negative input ground connection, and its electrode input end is then connected with the positive pole of electric capacity C5; The negative input of Sheffer stroke gate IC2 is connected with the cathode output end of diode rectifier VDZ2; The in-phase end of described power amplifier P3 is then connected with the cathode output end of diode rectifier VDZ2 with the cathode output end of diode rectifier VDZ1 simultaneously; The input end of three terminal regulator W is then connected with the cathode output end of diode rectifier VDZ2; Second output terminal of described three terminal regulator W is also connected with transistor switching circuit 53.
Described transistor switching circuit 53 is made up of power amplifier P2, resistance R12, resistance R13, diode D11 and triode Q2.During connection, the in-phase end of power amplifier P2 is connected with the tie point of inductance L 3 with inductance L 4, and its output terminal is then connected with the collector of triode Q2 after resistance R13 through resistance R12 in turn.Diode D11 and resistance R12 is in parallel, namely diode D11 in parallel with resistance R12 after, the P pole of this diode D11 will be connected with the output terminal of power amplifier P2, and its N pole is then connected with the tie point of resistance R13 with resistance R12.
Now, the in-phase end of power amplifier P2 is then connected with the tie point of inductance L 3 with inductance L 4, and its end of oppisite phase is then connected with the base stage of triode Q2.Meanwhile, the base stage of triode Q2 is also connected with the output terminal of power amplifier P2 and second output terminal of three terminal regulator W respectively, and the emitter of triode Q2 is then connected with the cathode output end of diode rectifier VDZ2.Second output terminal of three terminal regulator W is used for providing base drive voltage, simultaneously for power amplifier P2 provides driving voltage for the conducting of triode Q2.
As shown in Figure 4, namely it is by diode rectifier for the circuit structure of described power distribution system 8, and the source electrode be connected with diode rectifier follows peak clipping treatment circuit 81, and follows with source electrode the power distributor circuit 82 that peak clipping treatment circuit 81 is connected and form.
As shown in Figure 4, this source electrode is followed peak clipping treatment circuit 81 and is made up of triode Q1, power amplifier P1, polar capacitor C1, polar capacitor C2, polar capacitor C3, electric capacity C4, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, diode D1, voltage stabilizing diode D2 and voltage stabilizing diode D3.During connection, the positive pole of polar capacitor C1 is connected with the cathode output end of diode rectifier VDZ3, and its negative pole is connected with the base stage of triode Q1; One end of resistance R1 is connected with the negative pole of polar capacitor C1, and its other end is ground connection after resistance R2; One end of resistance R3 is connected with the emitter of triode Q1, and its other end is connected with the output terminal of power amplifier P1 in turn after resistance R5, electric capacity C4, voltage stabilizing diode D3; The positive pole of polar capacitor C3 is connected with the collector of triode Q1, and its negative pole is connected with the in-phase end of power amplifier P1; Between the end of oppisite phase that resistance R6 is then serially connected in power amplifier P1 and output terminal; The P pole of diode D1 is connected with the cathode output end of diode rectifier VDZ3, and its N pole is connected with power distributor circuit 82 after resistance R8; One end of resistance R4 is connected with the negative pole of polar capacitor C3, and its other end is connected with the P pole of diode D1; The P pole of voltage stabilizing diode D2 is connected with the tie point of voltage stabilizing diode D3 with electric capacity C4, and its N pole is connected with the tie point of resistance R8 with diode D1; One end of resistance R7 is connected with the output terminal of power amplifier P1, and its other end is connected with power distributor circuit 82; The positive pole of polar capacitor C2 is connected with the cathode output end of diode rectifier VDZ3, its minus earth.
The cathode output end of described diode rectifier VDZ3 is also connected with the tie point of resistance R5 and the P pole of diode D1 with the tie point of resistance R1 and resistance R2, resistance R3, the end of oppisite phase of power amplifier P1 is then connected with the positive pole of electric capacity C4, and the negative pole of electric capacity C4 is also connected with power distributor circuit 82.Wherein, triode Q1, resistance R1, resistance R2, resistance R3, polar capacitor C1, polar capacitor C2 and polar capacitor C3 form source follower together, power amplifier P1, resistance R4, resistance R6, resistance R5, resistance R7, resistance R8 and diode D1 and voltage stabilizing diode D2, voltage stabilizing diode D3 then together with form peak clipping treatment circuit.By this source follower and peak clipping treatment circuit with the use of, this partial circuit just effectively can remove higher hamonic wave and the peak value of diode rectifier VDZ3 institute output current, thus avoids puncturing the electronic component of power distributor circuit 82.
Described power distributor circuit 82 is by integrated chip IR2130, field effect transistor MOS1, field effect transistor MOS2, field effect transistor MOS3, field effect transistor MOS4, field effect transistor MOS5, field effect transistor MOS6, and diode D4, diode D5, diode D6, diode D7, diode D8, diode D9 form.The present invention adopts integrated chip IR2130 to be used as driving chip; its peripheral cell mainly due to this integrated chip IR2130 is few; not only there is Current amplifier and excess current protective function, and can also effective restraint speckle, precision and the reliability of circuit application can be ensured.Can receive the control signal of single-chip microcomputer 1 in order to ensure this integrated chip IR2130, therefore this integrated chip IR2130 needs to be connected with single-chip microcomputer 1 by RS232 cable.
During connection, the grid of field effect transistor MOS1 is connected with the VO1 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130; The grid of field effect transistor MOS2 is connected with the VO2 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130; The grid of field effect transistor MOS3 is connected with the VO3 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130; The grid of field effect transistor MOS4 is connected with the VO6 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130; The grid of field effect transistor MOS5 is connected with the VO5 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130; The grid of field effect transistor MOS6 is connected with the VO4 pin of integrated chip IR2130, and its source electrode is connected with the GND pin of integrated chip IR2130.
Described diode D4 is serially connected between the drain electrode of field effect transistor MOS1 and source electrode, diode D5 is serially connected between the drain electrode of field effect transistor MOS2 and source electrode, diode D6 is serially connected between the drain electrode of field effect transistor MOS3 and source electrode, diode D7 is serially connected between the drain electrode of field effect transistor MOS4 and source electrode, diode D8 is serially connected between the drain electrode of field effect transistor MOS5 and source electrode, and diode D9 is then serially connected between the drain electrode of field effect transistor MOS6 and source electrode.For guaranteeing the result of use of whole circuit, this diode D4, diode D5, diode D6, diode D7, diode D8 and diode D9 all preferentially adopt the fast recovery diode of 8TQ080 type to realize.
Simultaneously, the drain electrode of the drain electrode of field effect transistor MOS1, the drain electrode of field effect transistor MOS2 and field effect transistor MOS3 is interconnected rear formation motor output end V1, and the drain electrode of the drain electrode of described field effect transistor MOS4, the drain electrode of field effect transistor MOS5 and field effect transistor MOS6 is interconnected rear formation engine output end V2.
So, the voltage exported from diode rectifier VDZ3 is just distributed by integrated chip IR2130 after peak clipping process.For guaranteeing the distribution effects of kinetic energy, each field effect transistor MOS of the present invention has identical voltage output value.Such as, when needing motor output end V1: when the ratio of engine output end V2 is 2:3, any two then in single-chip microcomputer 1 control integration chip I R2130 conducting field effect transistor MOS1, field effect transistor MOS2 and field effect transistor MOS3, field effect transistor MOS4, field effect transistor MOS5 and field effect transistor MOS6 be full conducting then; When needing motor output end V1: when the ratio of engine output end V2 is 1:3, any one then in single-chip microcomputer 1 control integration chip I R2130 conducting field effect transistor MOS1, field effect transistor MOS2 and field effect transistor MOS3, field effect transistor MOS4, field effect transistor MOS5 and field effect transistor MOS6 be full conducting then; So analogize, just can distribute power according to demand.
As mentioned above, just the present invention can well be realized.
Claims (10)
1. the energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback, comprise tested power platform, and the tested engine be arranged on tested power platform, it is characterized in that, also include single-chip microcomputer (1), the power analyzer (2) be connected with single-chip microcomputer (1) and measurement and control instrument (4), the accelerator drive instrument (3) be connected with measurement and control instrument (4), the direct supply (5) be connected with measurement and control instrument (4), the electric machine controller (6) be connected with power analyzer (2), be arranged on the hub (7) be connected with measurement and control instrument (4) on tested power platform and by CAN, simultaneously with tested engine, the power distribution system (8) that electric machine controller (6) is connected with single-chip microcomputer (1), and simultaneously with direct supply (5), energy consumption feedback system (9) composition that power distribution system (8) is connected with single-chip microcomputer (1), described energy consumption feedback system (9) then by energy consumption Acquisition Circuit (91), the energy consumption treatment circuit (92) be connected with energy consumption Acquisition Circuit (91), the power amplifier P5 that is connected with this energy consumption treatment circuit (92), and forms with the feedback circuit (93) that energy consumption treatment circuit (92) is connected with power amplifier P5 simultaneously.
2. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 1, it is characterized in that, described energy consumption Acquisition Circuit (91) is made up of power amplifier P4, resistance R16, resistance R17, resistance R18 and electric capacity C8, and one end of described resistance R16 is connected with direct supply (5), its other end ground connection after resistance R17; The positive pole of electric capacity C8 is connected with the end of oppisite phase of power amplifier P4, its minus earth; One end of resistance R18 is connected with the output terminal of power amplifier P4, its other end is then connected with energy consumption treatment circuit (92).
3. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 2, it is characterized in that, described energy consumption treatment circuit (92) is by driving chip LT1937, field effect transistor MOS7, triode Q6, P pole is connected with the drain electrode of field effect transistor MOS7, the diode D1 that N pole is connected with the source electrode of field effect transistor MOS7 after electric capacity C9, P pole is connected with the N pole of diode D1, its N pole is in turn through diode D4 that resistance R20 is connected with the collector of triode Q6 after resistance R19, the electric capacity C10 be in parallel with diode D4, and the delay circuit to be connected with the N pole of diode D4 forms, the described base stage of triode Q6 is connected with the source electrode of field effect transistor MOS7, and its collector is connected with the P pole of diode D4, and its emitter is external+6V voltage then, the N pole of diode D4 is also connected with the end of oppisite phase of power amplifier P5, and the grid of field effect transistor MOS7 is then connected with the SW1 pin of driving chip LT1937, described delay circuit is then connected with the N pole of diode D4 by one end, the resistance R21 of other end ground connection, and forms with the electric capacity C11 that resistance R21 is in parallel.
4. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 3, it is characterized in that, described feedback circuit (93) is by triode Q3, triode Q4, triode Q5, one end is connected with the FB3 pin of driving chip LT1937, the resistance R22 that the other end is connected with the collector of triode Q3, one end is connected with the emitter of triode Q4, the resistance R24 that the other end is connected with the base stage of triode Q5, one end is connected with the collector of triode Q5, the resistance R25 that the other end is connected with the collector of triode Q4, the electric capacity C13 be in parallel with resistance R24, one end is connected with the base stage of triode Q5, the resistance R26 that the other end is connected with the base stage of triode Q3 after resistance R23, one end is connected with the base stage of triode Q3, the resistance R27 that the other end is connected with the emitter of triode Q3, and form with the electric capacity C12 that resistance R27 is in parallel, the emitter of described triode Q5 is connected with the emitter of triode Q3, and the emitter of triode Q3 is also connected with the tie point of resistance R26 with resistance R23, the base stage of triode Q4 is connected with the collector of triode Q3, and its collector is then connected with the tie point of resistance R20 with resistance R19, the in-phase end of described power amplifier P5 is then connected with the collector of triode Q4.
5. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 4, it is characterized in that, described direct supply (5) is then by transformer T, the diode rectifier VDZ1 be connected with transformer T secondary coil L1, the diode rectifier VDZ2 be connected with transformer T secondary coil L2, the crystal oscillation buffer circuit (51) be connected with the cathode output end of diode rectifier VDZ1, the three-terminal voltage-stabilizing logical circuit (52) be connected with diode rectifier VDZ2, and the transistor switching circuit (53) be connected with three-terminal voltage-stabilizing logical circuit (52) with crystal oscillation buffer circuit (51) respectively forms.
6. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 5, it is characterized in that, described crystal oscillation buffer circuit (51) is by polarity-inverting amplifier U, one end is connected with the output terminal of polarity-inverting amplifier U, the other end in turn through the inductance L 3 that inductance L 4 is connected with the input end of polarity-inverting amplifier U after tunable capacitor C7, and the quartz oscillator X that one end is connected with the input end of polarity-inverting amplifier U, the other end is connected with the tie point of inductance L 4 with inductance L 3 forms; The input end of described polarity-inverting amplifier U is then connected with the cathode output end of diode rectifier VDZ1, and inductance L 3 is then connected with transistor switching circuit (53) with the tie point of inductance L 4.
7. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 6, it is characterized in that, described three-terminal voltage-stabilizing logical circuit (52) is primarily of three terminal regulator W, power amplifier P3, N pole is connected with first output terminal of three terminal regulator W, the diode D10 of P pole ground connection after resistance R11, one end is connected with second output terminal of three terminal regulator W, the resistance R14 that the other end is connected with the output terminal of Sheffer stroke gate IC1 after resistance R15, positive pole is connected with the output terminal of Sheffer stroke gate IC2, the electric capacity C6 that negative pole is connected with the tie point of resistance R15 with resistance R14, positive pole is connected with second output terminal of three terminal regulator W, the electric capacity C5 that negative pole is connected with the negative pole of electric capacity C6, and one end is connected with the end of oppisite phase of power amplifier P3, the resistance R10 of other end ground connection forms, the output terminal of described Sheffer stroke gate IC1 is connected with the electrode input end of Sheffer stroke gate IC2, its negative input ground connection, and its electrode input end is then connected with the positive pole of electric capacity C5, the negative input of Sheffer stroke gate IC2 is connected with the cathode output end of diode rectifier VDZ2, the in-phase end of described power amplifier P3 is then connected with the cathode output end of diode rectifier VDZ2 with the cathode output end of diode rectifier VDZ1 simultaneously, the input end of three terminal regulator W is then connected with the cathode output end of diode rectifier VDZ2, second output terminal of described three terminal regulator W is also connected with transistor switching circuit (53).
8. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 7, it is characterized in that, described transistor switching circuit (53) is by triode Q2, power amplifier P2, the resistance R12 that one end is connected with the output terminal of power amplifier P2, the other end is connected with the collector of triode Q2 after resistance R13, and form with the diode D11 that resistance R12 is in parallel; The in-phase end of described power amplifier P2 is connected with the tie point of inductance L 3 with inductance L 4, and its end of oppisite phase is then connected with the base stage of triode Q2; Meanwhile, the base stage of this triode Q2 is also connected with the output terminal of power amplifier P2 and second output terminal of three terminal regulator W respectively, and the emitter of triode Q2 is then connected with the cathode output end of diode rectifier VDZ2.
9. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to any one of claim 1 ~ 8, it is characterized in that, described power distribution system (8) is by diode rectifier VDZ3, the source electrode be connected with diode rectifier VDZ3 follows peak clipping treatment circuit (81), and follows with source electrode the power distributor circuit (82) that peak clipping treatment circuit (81) is connected and form, described source electrode follows peak clipping treatment circuit (81) by triode Q1, power amplifier P1, positive pole is connected with the cathode output end of diode rectifier VDZ3, the polar capacitor C1 that negative pole is connected with the base stage of triode Q1, one end is connected with the negative pole of polar capacitor C1, the resistance R1 of other end ground connection after resistance R2, one end is connected with the emitter of triode Q1, the other end is in turn through resistance R5, electric capacity C4, the resistance R3 be connected with the output terminal of power amplifier P1 after voltage stabilizing diode D3, positive pole is connected with the collector of triode Q1, the polar capacitor C3 that negative pole is connected with the in-phase end of power amplifier P1, be serially connected in the resistance R6 between the end of oppisite phase of power amplifier P1 and output terminal, P pole is connected with the cathode output end of diode rectifier VDZ3, the diode D1 that N pole is connected with power distributor circuit (82) after resistance R8, one end is connected with the negative pole of polar capacitor C3, the resistance R4 that the other end is connected with the P pole of diode D1, P pole is connected with the tie point of voltage stabilizing diode D3 with electric capacity C4, the voltage stabilizing diode D2 that N pole is connected with the tie point of resistance R8 with diode D1, one end is connected with the output terminal of power amplifier P1, the resistance R7 that the other end is connected with power distributor circuit (82), and positive pole is connected with the cathode output end of diode rectifier VDZ3, the polar capacitor C2 of minus earth forms, the cathode output end of described diode rectifier VDZ3 is also connected with the tie point of resistance R5 and the P pole of diode D1 with the tie point of resistance R1 and resistance R2, resistance R3, the end of oppisite phase of power amplifier P1 is then connected with the positive pole of electric capacity C4, and the negative pole of electric capacity C4 is also connected with power distributor circuit (82).
10. a kind of energy-saving electric power measurement of power comprehensive performance testing system based on energy feedback according to claim 9, it is characterized in that, described power distributor circuit (82) is by integrated chip IR2130, grid is connected with the VO1 pin of integrated chip IR2130, the field effect transistor MOS1 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO2 pin of integrated chip IR2130, the field effect transistor MOS2 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO3 pin of integrated chip IR2130, the field effect transistor MOS3 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO4 pin of integrated chip IR2130, the field effect transistor MOS6 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO5 pin of integrated chip IR2130, the field effect transistor MOS5 that source electrode is connected with the GND pin of integrated chip IR2130, grid is connected with the VO6 pin of integrated chip IR2130, the field effect transistor MOS4 that source electrode is connected with the GND pin of integrated chip IR2130, be serially connected in the diode D4 between the drain electrode of field effect transistor MOS1 and source electrode, be serially connected in the diode D5 between the drain electrode of field effect transistor MOS2 and source electrode, be serially connected in the diode D6 between the drain electrode of field effect transistor MOS3 and source electrode, be serially connected in the diode D7 between the drain electrode of field effect transistor MOS4 and source electrode, be serially connected in the diode D8 between the drain electrode of field effect transistor MOS5 and source electrode, and the diode D9 be serially connected between the drain electrode of field effect transistor MOS6 and source electrode forms, the drain electrode of the drain electrode of described field effect transistor MOS1, the drain electrode of field effect transistor MOS2 and field effect transistor MOS3 is interconnected rear formation motor output end V1, and the drain electrode of the drain electrode of described field effect transistor MOS4, the drain electrode of field effect transistor MOS5 and field effect transistor MOS6 is interconnected rear formation engine output end V2.
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