CN106849759B - A kind of method of electric motor starting buffering - Google Patents
A kind of method of electric motor starting buffering Download PDFInfo
- Publication number
- CN106849759B CN106849759B CN201710245211.5A CN201710245211A CN106849759B CN 106849759 B CN106849759 B CN 106849759B CN 201710245211 A CN201710245211 A CN 201710245211A CN 106849759 B CN106849759 B CN 106849759B
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- China
- Prior art keywords
- resistor body
- conducting liquid
- cavity
- liquid
- resistor
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/02—Details
- H02P1/027—Special design of starting resistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/02—Liquid resistors
Abstract
A kind of method of electric motor starting buffering, this method use electromagnetic drive rotating fluid from variohm, it is characterised in that: are mainly made of cavity, conducting liquid, magnetic field, resistor body 1, resistor body 2；Conducting liquid is loaded in cavity, and the volume of conducting liquid is less than the dischargeable capacity of cavity；Resistor body 1 is located at cavity center, and resistor body 1 is in contact with conducting liquid, and resistor body 1 is partially exposed in the vacant cavity of cavity；Resistor body 2 is located in cavity, and resistor body 2 is in contact with conducting liquid；Resistor body 1 and resistor body 2 are via conducting liquid composition electric path；There is component in the vertical direction of the liquid level of conducting liquid of the magnetic field between resistor body 1 and resistor body 2.The configuration of the present invention is simple is hardly damaged, is low in cost, is durable.
Description
The application is to be to submit on 2 28th, 2015 the applying date application No. is 201510090358.2, entitled
It can be used for the divisional application of the electromagnetic drive rotating fluid of electronics or electric system from the Chinese invention patent application of variohm.
Technical field
The present invention relates to resistors, more particularly to change the opening for motor from variohm of resistance value using rotating fluid
Dynamic buffering.
Background technique
It is assisted as electric motor starting, electric motor starting is connected variable resistance often, reduces starting current, enhances circuit or electricity
Machine service life, existing variable resistance are mostly adjusted by manpower regulation or power device, and that structure is complicated is easy to damage, energy consumption is high, the service life
It is short.
Summary of the invention
The present invention has invented a kind of electromagnetic drive rotating fluid that can be used for electronics or electric system from variohm.
The present invention has following technology contents.
1, can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm, it is characterised in that: mainly by
Cavity, conducting liquid, magnetic field, electrode, resistor body are constituted；
Conducting liquid is loaded in cavity, and the volume of conducting liquid is less than the dischargeable capacity of cavity；
Electrode is located at cavity center, and electrode is in contact with conducting liquid；
Resistor body is located in cavity, and resistance body portion is in contact with conducting liquid, and resistor body is partially exposed at the sky of cavity
In remaining chamber body；
Electrode and resistor body are via conducting liquid composition electric path；
There is component in the vertical direction of the liquid level of conducting liquid of the magnetic field between electrode and resistor body.(here ' point
Amount ' contain the case where being 100%, i.e. magnetic field whole vertical fluid level, that is to say, that and magnetic direction of the invention is not flat with liquid level
Row).
1.1, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 1 is hindered from power transformation
Device, it is characterised in that: electrode is cylinder, and the axis of electrode and the liquid level of conducting liquid are vertical.
1.2, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 1 is hindered from power transformation
Device, it is characterised in that: resistor body is cylinder.
1.3, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 1 is hindered from power transformation
Device, it is characterised in that: resistor body is cylindrical shape, and electrode is located in resistor body inner cylinder.
1.4, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 1 is hindered from power transformation
Device, it is characterised in that: resistor body be cylindrical shape, electrode be it is cylindric, electrode is located in resistor body inner cylinder, the axis of electrode and
The axis of resistor body is overlapped.
2, can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm, it is characterised in that: mainly by
Cavity, conducting liquid, magnetic field, electrode, resistor body are constituted；
Conducting liquid is loaded in cavity, and the volume of conducting liquid is less than the dischargeable capacity of cavity；
Resistor body is located at cavity center, and resistor body is in contact with conducting liquid, and resistor body is partially exposed at the vacant of cavity
In cavity；
Electrode is located in cavity, and electrode is in contact with conducting liquid；
Electrode and resistor body are via conducting liquid composition electric path；
There is component in the vertical direction of the liquid level of conducting liquid of the magnetic field between electrode and resistor body.(here ' point
Amount ' contain the case where being 100%, i.e. magnetic field whole vertical fluid level, that is to say, that and magnetic direction of the invention is not flat with liquid level
Row).
2.1, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 2 is hindered from power transformation
Device, it is characterised in that: electrode is cylinder, and the axis of electrode and the liquid level of conducting liquid are vertical.
2.2, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 2 is hindered from power transformation
Device, it is characterised in that: resistor body is cylinder.
2.3, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 2 is hindered from power transformation
Device, it is characterised in that: electrode is cylindrical shape, and resistor body is located in electrode inner cylinder.
2.4, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 2 is hindered from power transformation
Device, it is characterised in that: electrode be cylindrical shape, resistor body be it is cylindric, resistor body is located in electrode inner cylinder, the axis of electrode and
The axis of resistor body is overlapped.
3, can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm, it is characterised in that: mainly by
Cavity, conducting liquid, magnetic field, resistor body 1, resistor body 2 are constituted；
Conducting liquid is loaded in cavity, and the volume of conducting liquid is less than the dischargeable capacity of cavity；
Resistor body 1 is located at cavity center, and resistor body 1 is in contact with conducting liquid, and resistor body 1 is partially exposed at the sky of cavity
In remaining chamber body；
Resistor body 2 is located in cavity, and resistor body 2 is in contact with conducting liquid；
Resistor body 1 and resistor body 2 are via conducting liquid composition electric path；
There is component in the vertical direction of the liquid level of conducting liquid of the magnetic field between resistor body 1 and resistor body 2.(here
' component ' contain the case where being 100%, i.e. magnetic field whole vertical fluid level, that is to say, that magnetic direction of the invention not with liquid
Face is parallel).
3.1, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 3 is hindered from power transformation
Device, it is characterised in that: resistor body 1 is cylinder, and the axis of resistor body 1 and the liquid level of conducting liquid are vertical.
3.2, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 3 is hindered from power transformation
Device, it is characterised in that: resistor body 1 is cylinder.
3.3, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 3 is hindered from power transformation
Device, it is characterised in that: resistor body 2 is cylindrical shape, and resistor body 1 is located in 2 inner cylinder of resistor body.
3.4, the electromagnetic drive rotating fluid that can be used for electronics or electric system as described in technology contents 3 is hindered from power transformation
Device, it is characterised in that: resistor body 2 be cylindrical shape, resistor body 1 be it is cylindric, resistor body 1 is located in 2 inner cylinder of resistor body, resistance
The axis of body 1 is overlapped with the axis of resistor body 2.
Technology contents explanation and its advantages.
Core of the invention principle is: after energization, electric current is rotated by field drives in conducting liquid；Due to
The rotary motion of the effect of terrestrial gravitation and centrifugal force, conducting liquid can make conducting liquid liquid level become paraboloid from plane, lead
The change of the liquid level of electro-hydraulic body can make the contact area, volume, span of conducting liquid and resistor body, so that effective resistance value occurs
Variation, this variation occur automatically, can be used for electric motor starting buffering and (are powered in circuit from the effective resistance of variohm
Change over time afterwards small), motor speed limit (when operation motor stall the series connection effective resistance from variohm in circuit because
The increase of electric current and increase the variation to suppression circuit).
What resistance can ignore (its resistance value does not have functionality) in electrode finger circuit is electrically connected object.
Resistor body refers to that resistance be can not ignore in circuit (its resistance value has functionality) is electrically connected object.
Beneficial effects of the present invention: the configuration of the present invention is simple is hardly damaged, is low in cost, is durable.
Detailed description of the invention
Fig. 1 is the schematic diagram of embodiment 1.
Fig. 2 is the schematic diagram of embodiment 2.
Specific embodiment
Below with reference to embodiment, the invention will be further described.
Embodiment 1, as shown in Figure 1, can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm,
It is made of container 1, resistor body 101, electrode 102, conducting liquid 103, magnet 104；
Conducting liquid 103 is loaded in the cavity of container 1, and the volume of conducting liquid 103 is less than the effective of the cavity of container 1
Volume；
Electrode 102 is located at the cavity center of container 1, and electrode 102 is in contact with conducting liquid 103；
Resistor body 101 is located in the cavity of container 1, and 101 part of resistor body is in contact with conducting liquid 103, resistor body 101
It is partially exposed in the vacant cavity (part that the cavity of container 1 is not full of by conducting liquid) of cavity；
Electrode 102 and resistor body 101 are via the composition electric path of conducting liquid 103；
In the vertical direction of the liquid level of conducting liquid 103 of the magnetic field of magnet 104 between electrode 102 and resistor body 101
With component 1041；
Resistor body 101 is cylindrical shape, and electrode 102 is bottom with the cylindric of disk, and electrode 102 is located at resistor body 101
In inner cylinder, the axis of electrode 102 is overlapped with the axis of resistor body 101.
Fig. 1 .a is the state that this embodiment is not powered on, and conducting liquid 103 is in magnetoelectricity after Fig. 1 .b is powered for embodiment
The situation of rotational flow under the driving of effect, s1031 represent the vertical paper direction of conducting liquid of the side from paper to paper back side
To flowing, the vertical paper direction flowing of conducting liquid that s1030 represents the side is flowed from paper backwards to paper direction;It is worth noting
Be to draw anti-to nor affect on this embodiment and reach technical effect even if the direction of s1030, s1031.
Embodiment 2, as shown in Fig. 2, can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm,
It is made of container 2, electrode 201, resistor body 202, conducting liquid 203, magnet 204；
Conducting liquid 203 is loaded in the cavity of container 2, and the volume of conducting liquid 203 is less than the effective of the cavity of container 2
Volume；
Resistor body 202 is located at the cavity center of container 2, and electric ancestral's body 202 is in contact with conducting liquid 203；201 part of electrode
It is exposed in the vacant cavity (part that the cavity of container 2 is not full of by conducting liquid) of cavity；
Electrode 201 is located in the cavity of container 1, and electrode 201 is in contact with conducting liquid 203；
Electrode 201 and resistor body 202 are via the composition electric path of conducting liquid 203；
The Vertical Square of the liquid level of conducting liquid 203 of the magnetic field 2041 of magnet 204 between electrode 201 and resistor body 202
There is component upwards；
Electrode 201 is cylindrical shape, and resistor body 202 is bottom with the cylindric of disk, and resistor body 202 is located at electrode 201
Inner cylinder in, the axis of electrode 201 is overlapped with the axis of resistor body 202.
Fig. 2 .a is the state that this embodiment is not powered on, and conducting liquid 203 is in magnetoelectricity after Fig. 2 .b is powered for embodiment
The situation of rotational flow under the driving of effect, s2031 represent the vertical paper direction of conducting liquid of the side from paper to paper back side
To flowing, the vertical paper direction flowing of conducting liquid that s2030 represents the side is flowed from paper backwards to paper direction.
Embodiment 3 improves on the basis of embodiment 1, makes electrode 102 using resistance material, becomes electrode 102
At resistor body.
Embodiment 4 improves on the basis of embodiment 2, makes electrode 201 using resistance material, becomes electrode 201
At resistor body.
The above embodiment is feasible program of the invention, but is not the restriction to protection scope of the present invention, this field
The technical inspiration that technical staff is given through the invention, in conjunction with ' common knowledge ', ' prior art ' carry out can normal, benign fortune
Capable implementation design should all can be regarded as scope of the invention.
Claims (5)
1. a kind of method of electric motor starting buffering, this method use electronics or the electromagnetic drive rotating fluid of electric system from power transformation
Device is hindered, is mainly made of cavity, conducting liquid, magnetic field, resistor body 1, resistor body 2；
Conducting liquid is loaded in cavity, and the volume of conducting liquid is less than the dischargeable capacity of cavity；
Resistor body 1 is located at cavity center, and resistor body 1 is in contact with conducting liquid, and resistor body 1 is partially exposed at the vacant chamber of cavity
In body；
Resistor body 2 is located in cavity, and resistor body 2 is in contact with conducting liquid；
Resistor body 1 and resistor body 2 are via conducting liquid composition electric path；
There is component in the vertical direction of the liquid level of conducting liquid of the magnetic field between resistor body 1 and resistor body 2；
Its method is specific as follows: after energization, electric current is rotated by field drives in conducting liquid；Due to terrestrial gravitation
Rotary motion with the effect of centrifugal force, conducting liquid can make conducting liquid liquid level become paraboloid from plane, conducting liquid
The change of liquid level can make the contact area, volume, span of conducting liquid and resistor body, so that effective resistance value changes, this
Kind variation occurs automatically, so as to the buffering for electric motor starting.
2. the method as described in claim 1, it is characterised in that: resistor body 1 is cylinder, the axis and conduction liquid of resistor body 1
The liquid level of body is vertical.
3. the method as described in claim 1, it is characterised in that: resistor body 1 is cylinder.
4. the method as described in claim 1, it is characterised in that: resistor body 2 is cylindrical shape, and resistor body 1 is located at 2 inner prop of resistor body
In face.
5. the method as described in claim 1, it is characterised in that: resistor body 2 is cylindrical shape, and resistor body 1 is cylindric, resistor body
1 is located in 2 inner cylinder of resistor body, and the axis of resistor body 1 is overlapped with the axis of resistor body 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245211.5A CN106849759B (en) | 2015-02-28 | 2015-02-28 | A kind of method of electric motor starting buffering |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245211.5A CN106849759B (en) | 2015-02-28 | 2015-02-28 | A kind of method of electric motor starting buffering |
| CN201510090358.2A CN104637638B (en) | 2015-02-28 | 2015-02-28 | Available for electronics or the electromagnetic drive rotating fluid of power system from variohm |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510090358.2A Division CN104637638B (en) | 2015-02-28 | 2015-02-28 | Available for electronics or the electromagnetic drive rotating fluid of power system from variohm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106849759A CN106849759A (en) | 2017-06-13 |
| CN106849759B true CN106849759B (en) | 2019-10-18 |
Family
ID=53216283
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710245211.5A Active CN106849759B (en) | 2015-02-28 | 2015-02-28 | A kind of method of electric motor starting buffering |
| CN201510090358.2A Expired - Fee Related CN104637638B (en) | 2015-02-28 | 2015-02-28 | Available for electronics or the electromagnetic drive rotating fluid of power system from variohm |
| CN201710464549.XA Active CN107068314B (en) | 2015-02-28 | 2015-02-28 | It can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510090358.2A Expired - Fee Related CN104637638B (en) | 2015-02-28 | 2015-02-28 | Available for electronics or the electromagnetic drive rotating fluid of power system from variohm |
| CN201710464549.XA Active CN107068314B (en) | 2015-02-28 | 2015-02-28 | It can be used for the electromagnetic drive rotating fluid of electronics or electric system from variohm |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN106849759B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2649526A (en) * | 1951-08-07 | 1953-08-18 | Norbert R Benchemoul | Liquid resistance electrical apparatus |
| US2734977A (en) * | 1956-02-14 | Liquid rheostat | ||
| CN102855797A (en) * | 2012-09-25 | 2013-01-02 | 西南大学 | Experimental apparatus for demonstrating movement rule of charged particle in uniform magnetic field |
| CN103280285A (en) * | 2013-06-09 | 2013-09-04 | 北京依米康科技发展有限公司 | Solenoid-drive liquid metallic rheostat |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2617854A1 (en) * | 1975-04-28 | 1977-11-03 | Mota Juan Andres Arecheta | Liquid rheostat for high current intensities and powers - has two or more three phase modules in tank supplied by electrolyte fed by several pumps |
| SU1691899A1 (en) * | 1988-06-15 | 1991-11-15 | А.В.Погребец | Liquid controlled resistor |
| CN2094791U (en) * | 1991-07-27 | 1992-01-29 | 吉林省松江水泥厂 | Starting liquid resistant-changing device for wire wound motor |
| CN2172515Y (en) * | 1993-10-21 | 1994-07-20 | 吉林市机电设备厂 | Worm-gear double lead screw liquid varistor |
| CN2185917Y (en) * | 1993-11-30 | 1994-12-21 | 黄锦华 | Liquid rheostat |
| CN2571063Y (en) * | 2002-09-17 | 2003-09-03 | 湖北追日电气设备有限公司 | Polar plate arrangement of liquid state soft starter for high voltage AC motor |
| CN100562740C (en) * | 2006-06-02 | 2009-11-25 | 浙江大学 | Rotary liquid comprehensive experimental instrument and experimental technique |
| CN202871440U (en) * | 2012-09-19 | 2013-04-10 | 成都达瑞斯科技有限公司 | Combined balance resistor with resistance value capable of automatically changing |
| CN203300353U (en) * | 2013-06-09 | 2013-11-20 | 北京依米康科技发展有限公司 | Liquid rheostat for low-melting-pint metal reinforced short-circuited connection |
| CN204143986U (en) * | 2014-11-10 | 2015-02-04 | 三峡大学 | A kind of rotary type rheostat based on magnetic rheology effect |
-
2015
- 2015-02-28 CN CN201710245211.5A patent/CN106849759B/en active Active
- 2015-02-28 CN CN201510090358.2A patent/CN104637638B/en not_active Expired - Fee Related
- 2015-02-28 CN CN201710464549.XA patent/CN107068314B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2734977A (en) * | 1956-02-14 | Liquid rheostat | ||
| US2649526A (en) * | 1951-08-07 | 1953-08-18 | Norbert R Benchemoul | Liquid resistance electrical apparatus |
| CN102855797A (en) * | 2012-09-25 | 2013-01-02 | 西南大学 | Experimental apparatus for demonstrating movement rule of charged particle in uniform magnetic field |
| CN103280285A (en) * | 2013-06-09 | 2013-09-04 | 北京依米康科技发展有限公司 | Solenoid-drive liquid metallic rheostat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104637638A (en) | 2015-05-20 |
| CN107068314B (en) | 2019-10-29 |
| CN106849759A (en) | 2017-06-13 |
| CN107068314A (en) | 2017-08-18 |
| CN104637638B (en) | 2017-12-12 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190919 Address after: 318020 Lane 1, 715, Beicheng Street Bridge Road, Huangyan District, Taizhou City, Zhejiang Province Applicant after: Taizhou Huangyan Thermal Constant Injection Molding Technology Co., Ltd. Address before: 264000 No. 17-3 Fu Qing Street, Zhifu District, Shandong, Yantai Applicant before: Zhu Lei |
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