CN101640501B - Solar portable power generation box - Google Patents
Solar portable power generation box Download PDFInfo
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- CN101640501B CN101640501B CN2008100714862A CN200810071486A CN101640501B CN 101640501 B CN101640501 B CN 101640501B CN 2008100714862 A CN2008100714862 A CN 2008100714862A CN 200810071486 A CN200810071486 A CN 200810071486A CN 101640501 B CN101640501 B CN 101640501B
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- power generation
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- generation box
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention belongs to a device for directly transforming optical radiation into electric energy, in particular to a solar portable power generation box. The solar portable power generation box comprises a box body and a circuit. The solar portable power generation box is structurally characterized in that a grounding mode of the circuit is an axial array grounding method; when lines are distributed on a circuit board, the lines are mainly distributed straight, and a ground net is constructed in the circuit; lines to be grounded in the circuit are grouped by different voltages and currents, and the lines with the same voltage and current in the same order of magnitude in the same region are considered as a group and connected with the nearby ground net by a direct grounding method; when the voltages and currents are in different groups, the lines are connected with the nearby ground net by a one-point grounding method; and when a line cannot avoid lines on one side of the circuit board, the line is connected with the ground net from the other side of the circuit board by drilling holes or a nearby grounding point in the same group is found so as to form subsidiary ground nets for further connection. The solar portable power generation box integrates the advantages of various grounding methods such as direct, indirect, one-point, multi-point grounding methods and the like; and a finished product has small size, low cost and great output power.
Description
Technical field
The invention belongs to the device that light radiation is directly changed into electric energy, especially belong to solar portable power generation box.
Background technology
Along with the tensity of international energy increases the weight of day by day, the solar energy utilization more and more obtains people's attention, and solar portable power generation box is the visual plant that field solar energy utilizes.Ground connection cabling in the existing solar portable power generation box wiring board adopts " directly earthing " or " one point earth method ".As shown in Figure 1, dotted line be direct earthing, solid line be the one point earth method, the tortuous place that wherein winds the line is made as to obstruct is arranged on the wiring board, other element tie point etc. in this way, cabling could connect like this." directly earthing " is easy to generate ripple, and poor anti jamming capability will overcome these defectives, often will increase more device (as filter capacitor etc.) in the line, effect is not fully up to expectations, also makes cost increase, the charging case volume is big, and power output is low, and electrical equipment uses limited." one point earth method " is only applicable to the lower power-supply system of wattage (generally using in the circuit the inside that is not more than 200W), its cabling complications are lack of standardization, produce noise signals such as capacitance section and inductance easily in the line, to forming bad effect (as there being signals collecting error etc.) in the signal transmission.Simultaneously, at present for the rear end starting load, being mostly to adopt directly startup is hard reboot, and the life-span of the device in the circuit and whole reliability are reduced greatly.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point of the prior art, and the solar portable power generation box that a kind of volume is little, cost is low is provided.
The technical solution adopted in the present invention is a kind of solar portable power generation box, it comprises casing, circuit, its structural feature is that the earthing mode of its circuit is axle battle array earthing, when wiring board connects up, to take the air line, in circuit, set up a ground net, the line of ground connection will be needed in the circuit, with different voltage, electric current divides into groups, the identical voltage of the same area, electric current is one group the same order of magnitude, joins with ground net nearby with direct earthing, when voltage and electric current not on the same group the time, adopt the one point earth method to join with ground net nearby, when wiring board simultaneously has the circuit cabling that can't get around, utilize boring, make it to join by the another side and the ground net of wiring board, or the searching point of ground wire on the same group nearby, form time ground net, connect (being applicable to that all there is the circuit cabling that can't get around on single sided board or two sides, in the time of promptly can't adopting the orthoscopic one point earth) again.
The present invention gathered directly, indirectly, a bit, the advantage of various earthings such as multiple spot, with line segment between 2 o'clock the shortest be core, cooperate XYZ axis mode (being the co-ordinate-type cabling), carry out the fabric swatch cabling.Its rule is " closely walking straight; far walk a little; between striding away, it is many to walk around, and keeps away curve; take the air line; strong and weak, power will be distinguished ", and promptly in-plant earth cord network is cabling directly, and earth cord network can adopt the one point earth cabling at a distance, when if cabling has obstruct to stride, can be indirect earthed (can promptly be defined in the Z shaft type) by auxiliary via hole ground connection, if cabling need be when walking, can multipoint earthing (by other earth cord network point, cooperate XYZ axle battle array cabling), during cabling, avoid away curve, take the air line, forceful electric power, light current, high-power, low signal will be distinguished.Various bad clutter (as inductance, capacitance section, string mould, common mode or the like) that this earthing can the directly agile minimizing signal of telecommunication produces in transmission course and decay.Effective various ripples in the shielded line, noise, high-frequency signal disturbs, and strengthens Electro Magnetic Compatibility (EMI), therefore reduces the use of anti-interference components and parts in the circuit, thereby reaches the purpose that volume is little, cost is low, power output is big.
Description of drawings
Fig. 1 is the schematic diagram of existing " directly earthing " and " one point earth method "
Fig. 2 is the structural representation of axle battle array earthing
Fig. 3 is a simple and easy PCB fabric swatch schematic diagram of the present invention
Fig. 4 is the schematic diagram of ground net of the present invention
Fig. 5 is the block diagram of rear end starting load
Fig. 6 carries the instantaneous voltage signal sample circuit figure of back circuit for band
Fig. 7 judges control output simple circuit schematic diagram figure for IC of the present invention
Fig. 8 is starting power control simple circuit of the present invention signal
Wherein: 1 ground net
Embodiment
Below in conjunction with accompanying drawing the present invention is described in detail, it can make the professional and technical personnel more understand the present invention, and following embodiment is made amendment, and it all is possible adding and replacing, and does not all exceed protection scope of the present invention.
As Fig. 2, Fig. 3, shown in Figure 4, the annulus among Fig. 2 is an earth point all, the obstruct of the diffusing shape point among Fig. 3 for needing in the circuit board to get around, and solid line is positive ground wire, dotted line is the ground wire at the back side.Solar portable power generation box, it comprises casing, circuit, the earthing mode of its circuit is an axle battle array earthing, when wiring board connects up, to take the air line, in circuit, set up a ground net 1, to need the line of ground connection in the circuit with different voltage, electric current divides into groups, the identical voltage of the same area, electric current is one group at the same order of magnitude, generally can be divided into: microampere order--milliampere level-An level, divide by multiple as required, the words of rough segmentation can 10 times, if think that segmentation can 5 times or lower, same group with direct earthing nearby with ground net 1, when voltage and electric current not on the same group the time, adopt the one point earth method nearby with ground net 1, when wiring board simultaneously has the circuit cabling that can't get around, (can't adopt the orthoscopic one point earth), utilize boring, make it to join or seek nearby the point of ground wire on the same group by the another side of wiring board and ground net 1, form time ground net, connect again.
Ground net is made of primary and secondary, a ground wire, and several ground wires are formed time ground wire, form several times ground wire, are pooled to main ground wire at last.
The present invention to take the air line, in conjunction with topological structure, divides primary and secondary, a ground wire earlier when the fabric swatch cabling, distinguish pulse signal ground connection and power ground connection again, the distance of base area spider lines point is by XYZ axle battle array, by several ground wires, form several times ground wire, be pooled to main ground wire at last.Follow: closely walk directly, far walk a little, between striding away, it is many to walk around, and keeps away curve, takes the air line, and strong and weak, power will be distinguished, and power ground connection and pulse signal ground wire are independent separately under main ground wire, promptly props up ground wire and time ground wire respectively for independently.
As shown in Figure 4, A, B, C, D, F, G point are respectively a ground wire, E is main ground wire for time ground wire, GND point point, and A, B are high-power ground cabling, and C, D, E are weak electric signal ground cabling, and F, G are forceful electric power ground cabling.During high-power cabling layout, should be infinitely close to main ground wire.Work as C, two points of D all have in the time of can't getting around the circuit cabling, promptly can't adopt the orthoscopic one point earth, can be made as time ground wire with the E point, connect.F, G answer infinity from weak signal ground cabling when needing cabling, connect.
When the solar energy case is 12V input, 220V output, wattage is 600W, when the 12V inversion was to 220V so, required electric current is: 600W/12V/0.8=62.5A, then the loop ground wire of 62.5A can be made as A, B.And control end is integrated IC, and the signal of absorption that IC gathers all is the weak electric pulse signal, and as the frequency and the output voltage control NE556 of this solar energy case, its starting resistor is 5V, and electric current is a milliampere level, and its earth loop then can be made as C, D, E.This solar box is output as quasi sine alternating current 220V AC and the transformer secondary output rectification is output as about 320--350V, and their earth connection can be made as F, D.
Starting load circuit in rear end adopts time-delay clamping type soft start as shown in Figure 5, sample the instantaneous voltage signal, feed back to IC, IC judges according to this voltage signal whether power generation box has band to carry, if there is band to carry, IC will export a voltage signal so, control input NE556 voltage position, thereby, reduce required power with its voltage clamp half in its normal voltage.
As shown in Figure 6, be time-delay buffering, band carried the instantaneous voltage signal sampling of back circuit by the NTC thermistor.
As shown in Figure 7, the signal feedback that Fig. 6 is sampled arrives IC, judges by IC whether power generation box has band to carry, if there is band to carry, IC will export a voltage signal so.
As shown in Figure 8; the voltage signal of IC output; by some peripheral cells (as triode etc.); thereby control input NE556 voltage position, thereby with its voltage clamp half, (as output 220V in its normal voltage; clamper is to 110V) the required power of reduction; reach the order ground of protection device, because of it responds for Millisecond to end from beginning, so do not damage electrical equipment.
Claims (5)
1. solar portable power generation box, it comprises casing, circuit, it is characterized in that, the earthing mode of its circuit is an axle battle array earthing, described axle battle array earthing is meant when wiring board connects up, to take the air line, in circuit, set up a ground net (1), to need in the circuit in the line of ground connection with different voltage, electric current divides into groups, the identical voltage of the same area, electric current is one group at the same order of magnitude and joins with ground net (1) nearby with direct earthing, when voltage and electric current not on the same group the time, adopt the one point earth method to join with ground net (1) nearby, when wiring board simultaneously has the element that can't get around, utilize boring, make it to join by the another side and the ground net (1) of wiring board.
2. solar portable power generation box according to claim 1 is characterized in that, ground net (1) is made of primary and secondary, a ground wire, and several ground wires are formed time ground wire, form several times ground wire, are pooled to main ground wire at last.
3. solar portable power generation box according to claim 1 is characterized in that, when wiring board simultaneously has the circuit cabling that can't get around, seeks the point of ground wire on the same group nearby, forms time ground net, connects again.
4. solar portable power generation box according to claim 1 is characterized in that, the wiring method of ground net (1) is straight for closely walking, far walk a little, between striding away, it is many to walk around, and keeps away curve, take the air line, strong and weak, power will be distinguished, and promptly in-plant earth cord network is cabling directly, and earth cord network can adopt the one point earth cabling at a distance, when if cabling has obstruct to stride, can be indirect earthed promptly be defined in the Z shaft type by auxiliary via hole ground connection, if cabling need be when walking, can multipoint earthing by other earth cord network point, cooperate XYZ axle battle array cabling, during cabling, avoid away curve, take the air line, forceful electric power, light current, high-power, low signal will be distinguished.
5. solar portable power generation box according to claim 1, it is characterized in that, rear end starting load circuit adopts time-delay clamping type soft start, time-delay buffering by the NTC thermistor, band is carried the instantaneous voltage signal sampling of back circuit, the signal feedback that samples is to IC, judge by IC whether power generation box has band to carry, if there is band to carry, IC will export a voltage signal so, by peripheral cell, thereby control inputs to the voltage of NE556, thereby with half in its normal voltage of the output voltage clamper of power generation box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100714862A CN101640501B (en) | 2008-07-31 | 2008-07-31 | Solar portable power generation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100714862A CN101640501B (en) | 2008-07-31 | 2008-07-31 | Solar portable power generation box |
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| Publication Number | Publication Date |
|---|---|
| CN101640501A CN101640501A (en) | 2010-02-03 |
| CN101640501B true CN101640501B (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100714862A Expired - Fee Related CN101640501B (en) | 2008-07-31 | 2008-07-31 | Solar portable power generation box |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199683B (en) * | 2013-03-06 | 2016-04-06 | 广东欧珀移动通信有限公司 | The layout method of power ground structure and power ground |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106863A (en) * | 2006-07-10 | 2008-01-16 | 三星电子株式会社 | Printed circuit board and electronic device having the same |
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- 2008-07-31 CN CN2008100714862A patent/CN101640501B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101106863A (en) * | 2006-07-10 | 2008-01-16 | 三星电子株式会社 | Printed circuit board and electronic device having the same |
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| CN101640501A (en) | 2010-02-03 |
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Owner name: NIE QINGHUA Free format text: FORMER OWNER: FUZHOU RITONGHUI SOLAR ENERGY APPLIED TECHNOLOGY CO., LTD. Effective date: 20111201 Owner name: HAN LU LIU CHUN Effective date: 20111201 |
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Effective date of registration: 20111201 Address after: 350011, China, Fujian province Fuzhou Fu Road 187, five li Pavilion Jewelry City 11 A District Co-patentee after: Han Lu Patentee after: Nie Qinghua Co-patentee after: Liu Chun Address before: 350011, Fujian, Fuzhou province 187 Fuk Road, five li Pavilion Jewelry City 11 A District Patentee before: Fuzhou Ritonghui Solar Energy Applied Technology Co., Ltd. |
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Owner name: FUZHOU RITONGHUI SOLAR ENERGY APPLIED TECHNOLOGY C Free format text: FORMER OWNER: NIE QINGHUA Effective date: 20120308 Free format text: FORMER OWNER: HAN LU LIU CHUN Effective date: 20120308 |
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Effective date of registration: 20120308 Address after: 350011, China, Fujian province Fuzhou Fu Road 187, five li Pavilion Jewelry City 11 A District Patentee after: Fuzhou Ritonghui Solar Energy Applied Technology Co., Ltd. Address before: 350011, China, Fujian province Fuzhou Fu Road 187, five li Pavilion Jewelry City 11 A District Co-patentee before: Han Lu Patentee before: Nie Qinghua Co-patentee before: Liu Chun |
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Owner name: FUJIAN RITONGHUI SOLAR ENERGY APPLICATION TECHNOLO Free format text: FORMER NAME: FUZHOU RITONGHUI SOLAR ENERGY APPLIED TECHNOLOGY CO., LTD. |
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Address after: 350011, Fujian, Fuzhou province 187 Fuk Road, five li Pavilion Jewelry City 11 A District Patentee after: Fujian ritonghui Solar Technology Co. Ltd. Address before: 350011, Fujian, Fuzhou province 187 Fuk Road, five li Pavilion Jewelry City 11 A District Patentee before: Fuzhou Ritonghui Solar Energy Applied Technology Co., Ltd. |
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