CN202285156U - Improved motor and automatic control experimental device - Google Patents

Improved motor and automatic control experimental device Download PDF

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Publication number
CN202285156U
CN202285156U CN2011204088422U CN201120408842U CN202285156U CN 202285156 U CN202285156 U CN 202285156U CN 2011204088422 U CN2011204088422 U CN 2011204088422U CN 201120408842 U CN201120408842 U CN 201120408842U CN 202285156 U CN202285156 U CN 202285156U
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China
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motor
power
power supply
experiment
cupboard
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CN2011204088422U
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Chinese (zh)
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黄华圣
宋进朝
陈招华
李吉军
王攀
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Zhejiang Tianhuang Science and Technology Industrial Co Ltd
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Zhejiang Tianhuang Science and Technology Industrial Co Ltd
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Abstract

The utility model relates to a teaching apparatus, in particular to an improved motor and automatic control experimental device. The improved motor and automatic control experimental device adopts an open architecture, and comprises a control screen, a cabinet on the lower part of the control screen and component equipment for experiments. The improved motor and automatic control experimental device is characterized in that: a power output panel for supplying various kinds of power required by the experiments is arranged on the control screen; a power socket for supplying the power to external instruments and meters is arranged on the right side of the power output panel; an area for plugging corresponding component equipment is arranged on the left side of the power output panel; and a motor in the component equipment can simulate characteristics and parameters of small and medium-sized motors, has the power of 100 to 200W, and can accurately simulate the characteristics and parameters of motors of 2 to 4kW. The improved motor and automatic control experimental device can be used for the teaching experiments and practical training of motor experiments, experiments in a power electronic technology and the like.

Description

Modified motor and automatic control experimental provision
Technical field
The utility model relates to a kind of instruments used for education, is specially a kind of modified motor and controls experimental provision automatically.
Background technology
At present; Robotization specialty in domestic higher vocational college and the institution of higher learning all need be learnt specialized courses such as Electrical Motor, motor drag, Power Electronic Technique, automatic control system; Its learning process is more dry as dust; Then can theory and combining actual through experimental teaching, the process that can better deepen theory study be grasped its essential implication; Theory teaching then is the basis of experimental teaching, and the student should learn to use the knowwhy of being learned to remove to analyze and solve the variety of issue that occurs in the real system in experimentation, improves manipulative ability; Come proof theory through experimental project simultaneously, impel theory and practice to combine, make understanding improve constantly, deepen.
Purpose for the better fit teaching; Must dispose corresponding experimental facilities, domestic equipment is comparatively simple pattern at present, and motor experiment device and Power Electronic Technique experimental provision all adopt independent design; Accomplish corresponding experimental project; Must select corresponding experimental provision for use, cause the experimental facilities utilization rate not high, school's fund and place waste are serious.
The utility model content
To the problem that exists in the prior art, the purpose of the utility model is to provide a kind of modified motor and the technical scheme of control experimental provision automatically, can the experiment of current collection machine and Power Electronic Technique test in one.
Described modified motor and automatic control experimental provision; It adopts open architecture; Comprise the cupboard of control flow, control flow bottom and the component devices of the usefulness that experimentizes; It is characterized in that described control flow is provided with provides required various power supplys for experiment power supply output slab; The supply socket of external instrument and meter power supply being housed on the right side of power supply output slab, the left side of power supply output slab are provided with the zone of the corresponding component devices that is used to peg graft, the motor of the motor in the described component devices for simulating middle and small motor characteristic and parameter; Described cupboard is provided with drawer and locker, and desktop is installed above the cupboard, and the cupboard bottom is equipped with and is used for the roller that cupboard moves; Test required power supply and comprise that excitation of direct current generator power supply, direct current generator armature power supply, single three fix and adjustable ac source.
Described modified motor and automatic control experimental provision is characterized in that described power of motor is 100~200W, and its characteristic and parameter can be simulated the motor of 2~4kW.
Described modified motor and automatic control experimental provision is characterized in that described component devices is to carry out Electrical Motor, Power Electronic Technique, Electric Traction and the required component devices of motion control experiment.
The motor of motor in the utility model component devices for simulating middle and small motor characteristic and parameter; Power of motor is 100~200W; The parameter of electric machine can be simulated the characteristic and the parameter of 2~4kW motor exactly; Its requirement that can either satisfy Electrical Motor experiment needs heavy-duty motor can be satisfied Electric Traction and motion control again about the research demand of control method with strategy, has reached both unitized purposes, has realized that experiment of current collection machine and Power Electronic Technique experiment are the experimental provision of one; Make motor experiment and Power Electronic Experimentation on a table apparatus, to accomplish; No longer need independent motor experiment device and Power Electronic Experimentation device, saved a large amount of funds and place, and education experiment efficient is improved; Can according to the experimental project arbitrary combination assembly that will carry out; Accomplish relevant experiment content, the education experiment of specialized courses such as Electrical Motor, the motor that this device can be used for higher vocational college and institution of higher learning drags, Power Electronic Technique, automatic control system flexibly.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the left view of the utility model.
Embodiment
Below in conjunction with Figure of description the utility model is further specified:
Modified motor and automatic control experimental provision; Adopt open architecture; Its composition comprises control flow, places the cupboard and the component devices of control flow; Control flow is provided with provides experiment required various power supplys, divides 10 to form with corresponding component devices by power control part, and power control part divides the 10 power supply output slabs 1 that are provided with to provide to test required various power supplys; Comprise that excitation of direct current generator power supply, direct current generator armature power supply, single three fix with adjustable ac source etc.; Be provided with the zone 2 of the corresponding component devices that is used to peg graft in the left side of power supply output slab 1, corresponding component devices then makes up according to the difference of concrete experimental project, and the assembly power supply provides from the supply socket 7 of special use; Supply socket 11 is equipped with on the right side of power supply output slab, the power supply of external instrument and meters such as confession oscillograph; The control flow bottom is provided with cupboard 3, and cupboard 3 is provided with corresponding left drawer 5, right drawer 6 and locker 4, desktop 9 is installed on the cupboard 3 and is used for the roller 8 that cupboard moves, and a good experimental situation is provided.
The hardware design meet Electrical Motor, Power Electronic Technique, Electric Traction and motion control textbook content; Electrical Motor comprises Dyn., direct current (separate excitation, shunt excitation, series excitation) motor, single three phase transformer, three phase squirrel cage induction motor, three-phase winding-type asynchronous motor, single-phase (capacitor start, capacitor operating, resistance starting) asynchronous motor, double speed asynchronous motor, three-phase synchronous generator, three-phase synchronous motor; And specific type of electric machine experiments such as Permanent Magnet DC Tachogeneator, AC tachometer generator, rotary encoder, selsyn, rotary transformer, stepping motor, AC servo motor, DC servo motor, three-phase permanent magnet synchronous motor, linear electric motors, HVDC brushless electric machine, switched reluctance machines; Also comprised contents such as relay contact control, content has contained the Electrical Motor various aspects.
The Power Electronic Technique experimental section of the utility model comprises thyristor gating circuit experiments such as unijunction transistor trigger circuit, the experiment of sinusoidal wave simultaneous phase-shifting trigger circuit, the experiment of sawtooth wave simultaneous phase-shifting trigger circuit, the experiment of Siemens TCA785 integrated trigger circuit, the single-phase zero-cross triggering circuit experiment of KC08, the experiment of three-phase numeral thyristor gating circuit; Single-phase half-wave, bridge type semi-control, bridge-type control entirely and active-inverter experiment, three-phase semiwave, bridge type semi-control, the bridge-type thyristor circuit experiments such as AC voltage adjusting, power regulation circuit of control and active-inverter, single three-phase entirely; SCR, GTO, GTR, MOSFET and IGBT characteristic and driving circuit; The performance study of the performance study (MOSFET) of single-phase Sine Wave Pulse Width Modulation (SPWM) inverter circuit experiment (IGBT), full-bridge DC/DC translation circuit experiment (IGBT), semi-bridge type switching power supply, single-ended flyback isolating switch power experiment (GTR), one-terminal current feedback separated exciting isolating switch power experiment (GTR), DC chopper circuit; Described DC chopper circuit comprises like six kinds of Typical Route such as buck circuit, boost chopper, stepping-up/stepping-down chopper circuit, Cuk chopper circuit, Sepic chopper circuit, Zeta chopper circuits; Ascending, descending is pressed and typical power electronic devices circuit experiments such as compound chopper circuit experiment (IGBT), single-phase cutting control AC voltage adjusting circuit experiment (MOSFET), rectification circuit APFC experiment (MOSFET), soft switch technique experiment (MOSFET) typical case, the experiment of parallel single-phase inverter circuit (GTR), anti exciting converter experiment, forward converter experiment, push-pull converter experiment; The experiment of digital power electronics new unit circuit such as DSP three-phase digital PWM rectifier, DSP active power quality management devices, frequency conversion principle such as flux path observation experiment is tested under V/F curve determination under V/F curve determination, the space voltage vector modulation system under V/F curve determination, the saddle ripple modulation system under the experiment of three-phase sine-wave width modulation (SPWM) frequency conversion principle, the experiment of three-phase saddle ripple (third harmonic injections) pulse width modulation frequency changing principle, the experiment of three-phase space voltage vector SVPWM frequency conversion principle, the SPWM modulation system, the different variable mode.
Electric Traction of the utility model and motion control are partly tested and are comprised that thyristor dc list closed loop, two closed loop, logic non-circulating, three closed loops dislocation choosing touch the Direct Current Governor System experiment; Two closed-loop control reversible dc pwm speed control systems, two closed loop threephase asynchronous machine pressure and speed regulating system experiments (SCR), two closed loop threephase asynchronous machine string utmost point governing system experiment (SCR); Digital control thyristor list closed loop, two closed loop is irreversible, logic non-circulating is reversible, the dislocation choosing of three closed loops is touched no circulation reversible dc governing system and tested; Digital control pair of closed-loop control reversible dc pwm speed control system, computer-controlled motor speed regulation system experiments such as the two closed loop threephase asynchronous machine pressure and speed regulating system experiments of digital control thyristor (SCR), the two closed loop threephase asynchronous machine string utmost point governing system experiments of digital control thyristor (SCR); Single-phase Sine Wave Pulse Width Modulation SPWM frequency conversion speed-adjusting system experiment, three-phase sine-wave width modulation (SPWM), saddle ripple, the experiment of space voltage vector frequency conversion speed-adjusting system; DSP field orientation control (FOC), the experiment of Direct Torque Control (DTC) vector control frequency control system; The DC brushless motor system speed regulation experiment; Single order, second order, third-order system, PID controller, experiment such as nonlinear element control theory experiment hardware components.
When experimentizing, the source that Connects Power, pegging graft upward according to the experiment demand then, corresponding experiment package can experimentize.
At last, should be pointed out that above embodiment only is the more representational example of the utility model.Obviously, the technical scheme of the utility model is not limited to the foregoing description, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought the protection domain of the utility model.

Claims (3)

1. modified motor and control experimental provision automatically; It adopts open architecture; Comprise the cupboard of control flow, control flow bottom and the component devices of the usefulness that experimentizes; It is characterized in that described control flow is provided with provides required various power supplys for experiment power supply output slab; The supply socket of external instrument and meter power supply being housed on the right side of power supply output slab, the left side of power supply output slab are provided with the zone of the corresponding component devices that is used to peg graft, the motor of the motor in the described component devices for simulating middle and small motor characteristic and parameter; Described cupboard is provided with drawer and locker, and desktop is installed above the cupboard, and the cupboard bottom is equipped with and is used for the roller that cupboard moves; Test required power supply and comprise that excitation of direct current generator power supply, direct current generator armature power supply, single three fix and adjustable ac source.
2. modified motor according to claim 1 and automatic control experimental provision is characterized in that described power of motor is 100~200W, and its characteristic and parameter can be simulated the motor of 2~4kW.
3. modified motor according to claim 1 and automatic control experimental provision is characterized in that described component devices is to carry out Electrical Motor, Power Electronic Technique, Electric Traction and the required component devices of motion control experiment.
CN2011204088422U 2011-10-25 2011-10-25 Improved motor and automatic control experimental device Active CN202285156U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2011204088422U CN202285156U (en) 2011-10-25 2011-10-25 Improved motor and automatic control experimental device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105070165A (en) * 2015-09-16 2015-11-18 聊城职业技术学院 Motor load regulation and control device for teaching
CN105118360A (en) * 2015-06-17 2015-12-02 浙江求是科教设备有限公司 Modern power electronic technique experiment platform and method
CN110554261A (en) * 2019-08-13 2019-12-10 闫志伟 auxiliary device convenient for detecting electric power value in motor dragging experiment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105118360A (en) * 2015-06-17 2015-12-02 浙江求是科教设备有限公司 Modern power electronic technique experiment platform and method
CN105118360B (en) * 2015-06-17 2019-12-27 杭州求晟科技有限公司 Modern power electronic technology experiment platform and experiment method
CN105070165A (en) * 2015-09-16 2015-11-18 聊城职业技术学院 Motor load regulation and control device for teaching
CN110554261A (en) * 2019-08-13 2019-12-10 闫志伟 auxiliary device convenient for detecting electric power value in motor dragging experiment

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