CN203934272U - Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle - Google Patents
Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle Download PDFInfo
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- CN203934272U CN203934272U CN201420211283.XU CN201420211283U CN203934272U CN 203934272 U CN203934272 U CN 203934272U CN 201420211283 U CN201420211283 U CN 201420211283U CN 203934272 U CN203934272 U CN 203934272U
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- generation system
- magnetic compatibility
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Abstract
The utility model relates to brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle, comprise cabinet, be arranged on the panel on cabinet front, the panel back of described cabinet is provided with shielding sandwich mold, in shielding sandwich mold, place, gap all adopts copper foil tape or electricity conductive cloth tape to paste, and pastes conducting foam liner on shielding sandwich mold and panel contact-making surface; Control line on described panel is connected with feed-through filter, and the outer cover of the described communications cable is provided with anti-ripple cover, and described anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box; Conducting foam liner is all pasted in described cabinet doorframe surrounding and top and bottom, and pastes conduction flange boundary belt at the four sides at the corresponding metallic plate plane contacting with subsides conducting foam liner or flanging place.The utlity model has and well prevent electromagnetic radiation leakage effect, Electro Magnetic Compatibility is good.
Description
Technical field
The utility model relates to a kind of control cubicle structural design that is applied to brushless double feed electricity generation system, is specifically related to a kind of brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle.
Background technology
Development along with brushless double feed technology, Ship Power Station is changed to main promotion diesel engine by original diesel generating set (subsidiary engine and generator are synchronous generator) and drives axle generator (asynchronous machine) to power to full ship power supply unit, because existing brushless double feed control technology mainly adopts converter technique, in its equipment, introduced a large amount of inverters, rectifier, Switching Power Supply, the high-frequency apparatus such as industrial computer, electromagnetic interference source and signal Sensitive Apparatus in general these equipment are more, mutual electromagnetic crosstalk is more serious, and between axle band control cubicle and shaft generator machine equipment, command range is far away, control transmission line longer, these all can cause misleading interference to other sensitive equipment on boats and ships, the for example improper flicker of run indicator and often bright on control cabinet, especially when equipment carries out CCS authentication, according to the requirement of GD01-2006 electrical and electronic product model approval test guide, while carrying out EMC emc testing, often surprisingly exceed standard, because the frequency spectrum of test is wide, the equipment scope relating to is wide, after finding that EMC emc testing exceeds standard, to often improve in time and cannot set about quickly, this has increased finishing equipment transformation, the difficulty of sizing, cause delaying of work period, finished the work and brought larger difficulty on time.
Summary of the invention
The purpose of this utility model is in order to solve the problems of the technologies described above, and provides a kind of and improves the Electro Magnetic Compatibility of brushless double feed electricity generation system, effectively suppresses electromagnetic interference pulse signal, prevents the brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle of the leakage of electromagnetic radiation.
For achieving the above object, a kind of brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle of the utility model design, comprise cabinet, be arranged on the panel on cabinet front, and the Displaying Meter of installing on panel, indicator light, button, touch display screen, the touch display screen communications cable, the control line that connect, Switching Power Supply box, inverter and industrial computer are installed in cabinet;
The panel back of described cabinet is provided with shielding sandwich mold, and in shielding sandwich mold, place, gap all adopts copper foil tape or electricity conductive cloth tape to paste, and pastes conducting foam liner on shielding sandwich mold and panel contact-making surface; Control line on described panel is connected with feed-through filter, and the outer cover of the described communications cable is provided with anti-ripple cover, and described anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box; The outer cover of the described communications cable is provided with anti-ripple cover, described anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box, and the surrounding that penetrates panel shielding sandwich mold at anti-ripple cover seal stickup with copper foil tape or electricity conductive cloth tape and reaches reliable contact; Conducting foam liner is all pasted in described cabinet doorframe surrounding and top and bottom, and pastes conduction flange boundary belt at the four sides at the corresponding metallic plate plane contacting with subsides conducting foam liner or flanging place; The integrated making of described cabinet, the lateral frame middle part of cabinet is provided with square groove, pastes conducting foam liner in square groove, and conduction flange boundary belt is pasted at the four sides at the metal side plate flanging place of external contact simultaneously; Top and the bottom of described cabinet are equipped with inlet and outlet, and described inlet and outlet one side is provided with ventilation waveguide.
Further, the both sides of the inverter I/O in described cabinet are provided with power-supply filter, effectively Anti-surging.
Further, described power-supply filter is Π type L, C filter network filter.
Again further, described shielding sandwich mold is the can that plating zinc on surface is processed.
Further, then the first zinc-plated processing of each parts of the cabinet body frame of described cabinet and cabinet is processed outside plastic-blasting after whole cabinet installation.
The utility model is by having increased the iron shielding sandwich mold after a zinc-plated processing at cabinet panel back, in sandwich mold, place, all gaps all adopts copper foil tape or electricity conductive cloth tape to paste, and paste conducting foam liner on shielding sandwich mold and panel contact-making surface, then with trip bolt locking, to prevent the leakage of electromagnetic radiation.
Owing to having some on cabinet panel compared with the control line of hard pulse signal amplitude, it is feed-through filter that the utility model has installed filter element additional, with tempest, be imported on panel and radiate, the filter element of selecting, should allow useful signal normally by (being generally direct current or low frequency), electromagnetic interference pulse signal (being generally high frequency or high order harmonic component) is effectively suppressed.
The communication cable that has touch display screen on panel due to cabinet, and this Communication Control agreement is high speed 100 m ethernet, anti-ripple cover in this cable outer cover, and the surrounding that penetrates panel shielding sandwich mold at anti-ripple cover seal stickup with copper foil tape or electricity conductive cloth tape and reach reliable contact, effectively prevent that electromagnetic radiation from revealing from here.
Conducting foam liner is pasted in cabinet doorframe surrounding of the present utility model and top and bottom, and pastes conduction flange boundary belt in the corresponding metallic plate plane of contact with it or the four sides at flanging place simultaneously, like this can be so that electromagnetic leakage drops to minimum.
Cabinet lateral frame of the present utility model has adopted the design of square groove; side plate adopts whole one to make; in groove, paste conducting foam liner simultaneously; and at the corresponding four sides at metal side plate flanging place of contact with it, paste conduction flange boundary belt simultaneously, like this after remodeling this place gap detection of reality measure the radiation of housing port electric field strength and before contrast and reduced 5-20dB μ V/m.
Inlet and outlet of the present utility model is installed ventilation waveguide, and the size of ventilation waveguide need, according to the selection of air port actual size, prevent that high frequency radiation interference and ringing pulse group from disturbing.
In sum, the utlity model has and well prevent electromagnetic radiation leakage effect, Electro Magnetic Compatibility is good.
Accompanying drawing explanation
Fig. 1 is the anti-electromagnetic exposure structural representation in the panel door gap in the utility model cabinet front;
Fig. 2 is the anti-electromagnetic exposure structural representation of the utility model cabinet right plate crack between a door and its frame gap;
Fig. 3 is the circuit diagram of Π type L, C filter network filter;
In figure: 1-cabinet; 2-panel; 3-conducting foam liner; 4-conduction flange boundary belt; 5-lateral frame; 6-groove.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle as shown in Figure 1, comprise cabinet 1, be arranged on the panel 2 on cabinet 1 front, and the Displaying Meter of installing on panel 2, indicator light, button, touch display screen, the touch display screen communications cable, the control line that connect, Switching Power Supply box, inverter and industrial computer are installed in cabinet 1; Panel 2 backs of cabinet 1 are provided with shielding sandwich mold, and in shielding sandwich mold, place, gap all adopts copper foil tape or electricity conductive cloth tape to paste, and pastes conducting foam liner on shielding sandwich mold and panel contact-making surface; Control line on panel 2 is connected with feed-through filter, and the outer cover of the communications cable is provided with anti-ripple cover, and anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box; The outer cover of the communications cable is provided with anti-ripple cover, anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box, and the surrounding that penetrates panel shielding sandwich mold at anti-ripple cover seal stickup with copper foil tape or electricity conductive cloth tape and reaches reliable contact; Conducting foam liner 3 is all pasted in cabinet 1 doorframe surrounding and top and bottom, and pastes conduction flange boundary belt 4 at the four sides at the corresponding metallic plate plane contacting with subsides conducting foam liner 3 or flanging place; Then the first zinc-plated processing of each parts of the cabinet body frame of cabinet 1 and cabinet is processed outside plastic-blasting after whole cabinet installation.
The integrated making of cabinet 1, the lateral frame middle part of cabinet 1 is provided with square groove 6, and at the interior stickup conducting foam of square groove 6 liner 3, conduction flange boundary belt 4 is pasted at the four sides at the metal side plate flanging place of external contact simultaneously.Top and the bottom of cabinet 1 are equipped with inlet and outlet, and inlet and outlet one side is provided with ventilation waveguide.
The both sides of the inverter I/O in cabinet 1 are provided with power-supply filter.Power-supply filter is Π type L, C filter network filter, and its circuit diagram as shown in Figure 3.
The content not being described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (5)
1. a brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle, comprise cabinet (1), be arranged on the panel (2) on cabinet (1) front, and panel (2) communications cable, control line that above Displaying Meter, indicator light, button, touch display screen, the touch display screen of installation connect, in cabinet (1), Switching Power Supply box, inverter and industrial computer are installed; It is characterized in that:
Panel (2) back of described cabinet (1) is provided with shielding sandwich mold, and in shielding sandwich mold, place, gap all adopts copper foil tape or electricity conductive cloth tape to paste, and pastes conducting foam liner on shielding sandwich mold and panel contact-making surface; Control line on described panel (2) is connected with feed-through filter, and the outer cover of the described communications cable is provided with anti-ripple cover, and described anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box;
The outer cover of the described communications cable is provided with anti-ripple cover, described anti-ripple cover is pasted with copper foil tape or electricity conductive cloth tape through the junction of shield clip layer box, and the surrounding that penetrates panel shielding sandwich mold at anti-ripple cover seal stickup with copper foil tape or electricity conductive cloth tape and reaches reliable contact;
Conducting foam liner (3) is all pasted in described cabinet (1) doorframe surrounding and top and bottom, and pastes conduction flange boundary belt (4) at the four sides at the corresponding metallic plate plane contacting with subsides conducting foam liners (3) or flanging place;
The integrated making of described cabinet (1), the lateral frame middle part of cabinet (1) is provided with square groove (6), in square groove (6), paste conducting foam liner (3), conduction flange boundary belt (4) is pasted at the four sides at the metal side plate flanging place of external contact simultaneously;
Top and the bottom of described cabinet (1) are equipped with inlet and outlet, and described inlet and outlet one side is provided with ventilation waveguide.
2. brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle according to claim 1, is characterized in that: the both sides of the inverter I/O in described cabinet (1) are provided with power-supply filter.
3. brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle according to claim 2, is characterized in that: described power-supply filter is Π type L, C filter network filter.
4. brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle according to claim 1, is characterized in that: described shielding sandwich mold is the can that plating zinc on surface is processed.
5. brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle according to claim 1, is characterized in that: then the first zinc-plated processing of each parts of the cabinet body frame of described cabinet (1) and cabinet is processed outside plastic-blasting after whole cabinet installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211283.XU CN203934272U (en) | 2014-04-28 | 2014-04-28 | Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211283.XU CN203934272U (en) | 2014-04-28 | 2014-04-28 | Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203934272U true CN203934272U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211283.XU Expired - Fee Related CN203934272U (en) | 2014-04-28 | 2014-04-28 | Brushless double feed electricity generation system Electro Magnetic Compatibility control cubicle |
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| CN (1) | CN203934272U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614457A (en) * | 2018-05-29 | 2018-10-02 | 山东沃柏斯实验室工程有限公司 | A kind of special switch board in laboratory |
| CN108933538A (en) * | 2018-08-22 | 2018-12-04 | 中车青岛四方车辆研究所有限公司 | Inverter electromagnetic compatibility case |
| CN109862773A (en) * | 2019-03-29 | 2019-06-07 | 贵州华斯特能源科技有限公司 | A kind of cabinet with magnetic field shielding function |
| CN112083380A (en) * | 2020-07-31 | 2020-12-15 | 河北汉光重工有限责任公司 | Electromagnetic compatible infrared/radar composite seeker |
| CN116827080A (en) * | 2023-05-22 | 2023-09-29 | 肇庆学院 | Induction heating power supply power regulation phase lock control method and system |
-
2014
- 2014-04-28 CN CN201420211283.XU patent/CN203934272U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614457A (en) * | 2018-05-29 | 2018-10-02 | 山东沃柏斯实验室工程有限公司 | A kind of special switch board in laboratory |
| CN108933538A (en) * | 2018-08-22 | 2018-12-04 | 中车青岛四方车辆研究所有限公司 | Inverter electromagnetic compatibility case |
| CN109862773A (en) * | 2019-03-29 | 2019-06-07 | 贵州华斯特能源科技有限公司 | A kind of cabinet with magnetic field shielding function |
| CN112083380A (en) * | 2020-07-31 | 2020-12-15 | 河北汉光重工有限责任公司 | Electromagnetic compatible infrared/radar composite seeker |
| CN116827080A (en) * | 2023-05-22 | 2023-09-29 | 肇庆学院 | Induction heating power supply power regulation phase lock control method and system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20210428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |