CN101047306A - Control panel structure of portable digital generating set - Google Patents
Control panel structure of portable digital generating set Download PDFInfo
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- CN101047306A CN101047306A CN 200710090849 CN200710090849A CN101047306A CN 101047306 A CN101047306 A CN 101047306A CN 200710090849 CN200710090849 CN 200710090849 CN 200710090849 A CN200710090849 A CN 200710090849A CN 101047306 A CN101047306 A CN 101047306A
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Abstract
A control panel structure of portable digital power generator set features that a transparent rainproof and dustproof cover is installed at external side of said control panel for effectively preventing rain and dust from entering into internal of control panel.
Description
Affiliated technical field
The present invention relates to a kind of portable digital generating set, particularly a kind of outing that are suitable for driving, when camping as the control panel structure of the portable digital generating set of small-sized portable power source.
Background technology
Existing in the market, be lower than in the digital frequency conversion generator group of 2KW, all adopted the engine of layout in upright arrangement, a kind of portable power generation unit is disclosed as Chinese patent application CN95100615.1, it comprises an engine, one by engine-driven generator, a sound insulation casing that holds engine and generator, in this portable electric generator, engine assembly erectly is installed on the base, in a kind of like this layout, the whole height of portable power generation unit is higher relatively, is unfavorable for keeping stability and freedom from vibration in the portable power generation unit course of work.Chinese patent application CN200610038539.1 also discloses a kind of digital electricity generating group, it has the cabinet of sealing, magneto, engine, generator, fuel tank and hand starting arrangement are housed in the cabinet, the cabinet sidewall is equipped with control panel, on the control panel in the cabinet inverter is housed, the handle of hand starting arrangement is arranged on the end face of cabinet; Described fuel tank is special-shaped fuel tank, and the fuel tank cap that can control tank pressure automatically detachably is housed on the oil filler of special-shaped fuel tank, is provided with universal shock reducing pad between generator frame bottom and cabinet.The structure whole generating unit of Bu Zhiing also is unfavorable for keeping stability and freedom from vibration in the portable power generation unit course of work in height obviously greater than its width like this.
Summary of the invention
For this reason, the invention provides a kind of portable digital generating set, the engine that it has adopted tilt cylinders to arrange, this just constituted whole portable power generation unit in profile with textural obviously different with prior art, thereby make the whole generating unit in height be significantly less than the portable engine group of prior art, but its width is slightly wide, helping using arcuate handle to drag the whole generating unit like this moves ahead, it is highly lower slightly, helps keeping stability and freedom from vibration in the portable power generation unit course of work.
The invention provides a kind of engine chamber cap of portable digital generating set, it also has the effect that stores engine motor oil when gasoline engine takes place to the gear chamber cover lopsidedness or topples over except the traditional role with regular price gasoline machine gear chamber cover.
The cooling air inlet and out let that the invention provides a kind of portable digital generating set is arranged, portable digital generating set of the present invention is a kind of totally enclosed quiet generating set, but members such as gasoline engine wherein, frequency converter need heat radiation, therefore just must there be cooling air that it is cooled off, thereby have formed cooling air inlet and out let.The cooling air inlet and out let of portable digital generating set of the present invention comprises wind scooper, muffler ASSY, muffler wind scooper and muffler cover plate on the cylinder body of cylinder head wind scooper, engine assembly of side wind scooper, the engine assembly of bottom surface wind scooper, the engine assembly of the air inlet that is arranged on left shell and the right casing, spiral case, engine assembly, frequency converter, engine assembly.Natural wind in the environment is imported air inlet duct by the gasoline engine driven fan, at first cool off frequency converter, the air channel air inlet that forms from the gap between spiral case and the hand starting arrangement enters the bottom surface wind scooper by engine assembly then, the side wind scooper of engine assembly, the cylinder head wind scooper of engine assembly, wind scooper on the cylinder body of engine assembly, the engine cool air channel that forms between spiral case and muffler wind scooper and the engine appearance, through the air-out air channel that forms between muffler outer cover and the muffler, the cooling air channel air outlet from the muffler cover plate is gone out at last.
The invention provides a kind of case reinforcing structure of portable digital generating set, it is waistband, portable digital generating set of the present invention has the shell of sealing, shell is divided into left shell and right casing, in enclosure one circle waistband is arranged, waistband is two to be divided into left waistband and right waistband, and waistband tightly overlays on case surface, strengthened the stereoscopic sense of digital electricity generating group, this is one of characteristic of portable digital generating set of the present invention.
The left shell of portable digital generating set of the present invention and right casing link together by the set bolt that is installed on left waistband and the right waistband, form the cabinet of a sealing, all operating elements of digital electricity generating group of the present invention all are installed in its inside, thereby form another characteristics of the present invention: quiet.Described left shell and right casing form the cabinet of a sealing, and left waistband and right waistband can bear all power, form a firm framework reinforcement, have guaranteed the operate as normal of whole portable digital generating set.
The left waistband of portable digital generating set of the present invention and right waistband adopt unified color, and left shell and right casing also adopt unified color, but both have adopted different tones, have formed strong visual impact, give third dimension and eye-catching sense.
The invention provides a kind of arcuate handle of portable digital generating set.Portable digital generating set of the present invention has the shell of sealing, shell is divided into left shell and right casing again, in enclosure one circle waistband is arranged, waistband is divided into left waistband and right waistband again, waistband tightly overlays on case surface, increase the stereoscopic sense of whole portable digital generating set, arcuate handle is arranged on waistband, arcuate handle one end tightly overlays on the waistband by elastic card, the other end is by rotating shaft and carry handle and be installed on the waistband together, arcuate handle can rotate a certain angle around the shaft, and when digital generating set was worked, arcuate handle was a closure state; Do not work when needing long distance mobile in the digital electricity generating group, arcuate handle can be deployed condition, and the user can mention an end of digital electricity generating group by arcuate handle, and it moves forward in tow; When needs are carried, can mention carrying by carrying handle, carry handle and it is close on the arcuate handle by a torsion spring.
That the arcuate handle of portable digital generating set of the present invention has is ornamental, detachability, convertibility and be used to drag functions such as whole unit, has formed a key character of the present invention.Its optional majority kind material has beyond the pliability to a certain degree, also need have certain intensity, prevents from when dragging whole digital electricity generating group to cause fracture because of being subjected to vibrating.
The invention provides a kind of rain cover of portable digital generating set.Because portable digital generating set of the present invention is to be applied to field work, need rainproof, dustproof, therefore in the present invention, the front end of digital electricity generating group is equipped with control panel, and rainproof, dustproof transparent casing, i.e. a rain cover have been installed in the control panel outside, it can prevent effectively that rainwater and dust from entering control panel inside, thereby avoided the generation of some security incidents, simultaneously, transparent rain cover also makes digital electricity generating group shown in the present more beautiful in appearance.
Description of drawings
Fig. 1 is the front view of portable power generation unit of the present invention;
Fig. 2 is the vertical view of portable power generation unit of the present invention;
Fig. 2 A is the arcuate handle closure state perspective view of portable power generation unit of the present invention;
Fig. 2 B is the arcuate handle deployed condition perspective view of portable power generation unit of the present invention;
Fig. 2 C is the upward view of portable power generation unit of the present invention;
Fig. 3 is a portable power generation unit internal structure schematic diagram shown in Figure 1;
Fig. 4 is the rearview of portable power generation unit internal structure shown in Figure 3;
Fig. 5 is a C volute internal structure schematic diagram partly shown in Figure 4;
Fig. 6 is an A internal structure schematic diagram partly shown in Figure 1;
Fig. 7 is a B internal structure schematic diagram partly shown in Figure 1;
Fig. 8 is the mounting structure schematic diagram of wheel shown in Fig. 2-2C 24;
Fig. 9 is the waistband and the shell mount fixing structure form schematic diagram of portable digital generating set of the present invention;
Figure 10 is that the engine structure of portable digital generating set of the present invention is arranged schematic diagram;
Figure 11 is the schematic diagram of the cooling air channel of portable digital generating set of the present invention;
Figure 12 is the vertical view of cooling air channel shown in Figure 11;
Figure 13 is the schematic diagram of the Fuel System of portable digital generating set of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of portable digital generating set of the present invention is described in detail.Shown in Fig. 1-2, Fig. 1 is the front view of portable digital generating set of the present invention, and Fig. 2 is the vertical view of portable power generation unit of the present invention.Portable power generation unit of the present invention has the shell of sealing, its shell comprises left shell 21 and right casing 53, in enclosure one circle waistband is arranged, its waistband comprises left waistband 22 and right waistband 54 again, waistband tightly overlays on case surface, increase the structural strength and the stereoscopic sense of portable digital generating set, arcuate handle 1 is arranged on waistband, arcuate handle 1 one ends tightly overlay on the waistband by elastic card, the other end is carried handle 4 by rotating shaft 43 and one and is installed to together on the above-mentioned waistband, arcuate handle 1 can 43 rotate a certain angle around the shaft, and when digital generating set was worked, arcuate handle 1 was the closure state shown in Fig. 1-2; Do not work when needing long distance mobile in the digital electricity generating group, arcuate handle 1 can be around the shaft 43 rotates a certain angle and is in the deployed condition shown in Fig. 2 B, and the user can be by traction arcuate handle 1, drives the rolling that is inclined upwardly forward of portable digital generating set.When arcuate handle 1 is closed shown in Fig. 1-2, also can mention the portable digital generating set and carry by carrying handle 4, carry handle 4 and by a torsion spring it is close to arcuate handle 1 and is with.
The arcuate handle 1 of portable digital generating set of the present invention has ornamental, detachable, replaceable and is used for drawing functions such as dragging whole unit, formed a key character of the present invention, its available multiple material, except that the pliability that has to a certain degree, also need have certain intensity, prevent from when traction drags portable digital generating set of the present invention, to cause fracture because of vibration.
As shown in Figure 2, in the rear end of waistband two wheels 24 are installed, Fig. 8 shows the mounting structure of wheel 24 shown in Figure 2.As shown in Figure 8, the wheel 24 in left side by special-shaped dottle pin 37 is installed, locking nut 38 is installed in wheel 24 on the wheel shaft 25, and in locking nut 38 outsides rubber cover plate is installed, and increases its wheel aesthetic measure.Special-shaped dottle pin 37 is installed again left waistband 22 is pressed in the axis hole of left shell 21,, special-shaped dottle pin 37 is installed left waistband 22 is pressed together with left shell 21, and wheel 24 and left waistband 22 are separated at its axis hole lateral surface.The through hole that wheel shaft is installed is arranged on the base plate 7 of engine, place a wheel shaft mounting sleeve 48 in this base plate wheel shaft through-hole, wheel shaft 25 passes wheel shaft mounting sleeve 48, in order to guarantee the stability of wheel shaft mounting sleeve 48, between wheel shaft mounting sleeve 48 and base plate wheel shaft through-hole, be provided with rubber shock-absorbing pipe pad 47.Wheel shaft is installed special-shaped dottle pin 37 and by wheel shaft 25 shell and waistband is tightly linked up like this, and locking nut 38 is installed on the wheel shaft 25, and the one, come off in order to prevent wheel 24, two is loosening for preventing that when long distance is mobile wheel is installed special-shaped dottle pin 37.
For digital electricity generating group waistband and shell are installed, Fig. 9 shows the waistband and the shell mount fixing structure form of portable digital generating set of the present invention, some such mounting structures are set on the waistband of portable digital generating set of the present invention, on position, angle or the like on digital electricity generating group left and right sides front end, rear end, the left and right sides, digital electricity generating left and right, construction bolt place, the upper left corner 44 shown in Fig. 2 A and upper right corner construction bolt place 45 can be provided with as shown in Figure 9 waistband and shell mount fixing structure selectively.As shown in Figure 9, at portable digital generating set front end of the present invention, left side waistband 22 is provided with counterbore, the hole of matching also is set on its left shell 21, be provided with rubber shock-absorbing pipe 28 at waistband counterbore and shell mating holes place, mounting sleeve 27, construction bolt 16, its left waistband 22 is close on the left shell 21, its construction bolt 16 passes the counterbore of left waistband 22, rubber shock-absorbing pipe 28 and mounting sleeve 27, finally be installed in (Fig. 9 is not shown) on the engine base plate 7, in order to ensure mounting sleeve 27, fixed between left side waistband 22 and the left shell 21, between above-mentioned three, be provided with rubber shock-absorbing pipe 28.Left and right like this shell 21,53 and left and right waistband 22,54 and engine base plate 7 have constituted a fixing integral body, thereby guarantee the structural strength of whole portable digital generating set.
The left shell 21 of portable digital generating set of the present invention and right casing 53 and left waistband 22 and right waistband 54 are fixed together by construction bolt 16 and engine base plate 7, form the cabinet of a sealing, all operating elements of portable digital generating set of the present invention all are installed in its inside, thereby form an outstanding feature of the present invention: quiet.Be the cabinet that left shell 21 and right casing 53 form a sealing, left waistband 22 and right waistband 54 bear all power, form a firm reinforced frame, have guaranteed the operate as normal of whole portable digital generating set.
And left waistband 22 and right waistband 54 can adopt unified color, and left shell 21 and right casing 53 also adopt unified color, but both have adopted different tones, have formed strong visual impact, give third dimension and eye-catching sense.
As Fig. 1, shown in the 2C, also have 52, two footing 52 of two footing and one wheel pairs 24 at grade with what one wheel pairs 24 supported portable digital generating set of the present invention, constituted the external support structure on the bottom jointly.As shown in Figure 7, Fig. 7 shows left side footing 52 mounting structures of portable digital generating set of the present invention.Front end at portable digital generating set of the present invention has two footing 52, footing 52 is fixed on the base plate 7 of engine by footing construction bolt 51, footing 52 fits together the bottom of left side shell 21 and the base plate 7 of engine simultaneously, thereby the base plate 7 of engine is constituted an overall structure with shell.
As Fig. 1, shown in 6, Fig. 6 is an A internal structure schematic diagram partly shown in Figure 1, shows engine fixed installation version.Engine assembly E is fixed on the engine base plate 7 by cylinder body base plate set bolt 49 and Rubber shock-absorbing pad 50.Thereby guarantee that engine assembly E, engine base plate 7, left shell 21, right casing 53, left waistband 22 and right waistband 54 connect into an integral body by bolt.
As Fig. 1, shown in the 3-4, Fig. 1 is the front view of portable power generation unit of the present invention, and Fig. 3 is a portable power generation unit internal structure schematic diagram shown in Figure 1, and Fig. 4 is the rearview of portable power generation unit internal structure shown in Figure 3.Shown in Fig. 1,3,4, portable digital generating set of the present invention comprises arcuate handle 1, engine assembly E, fuel tank 3, carries handle 4, muffler assembly cover plate 5, muffler assembly 6, empty filter 10, digital frequency conversion device 11, panel cover plate 12, rain cover 13, the wind scooper of engine assembly E, engine start stay cord handle 15, fuel tank switch 17, oil transfer pump 19, muffler wind scooper 26, frequency converter support 62.
Shown in Fig. 2 A-2B,, also be provided with the cylinder head case maintenance window 34 of engine assembly E, the maintenance window 35 of empty filter 10 at the shell side face.The cylinder head case maintenance window 34 that is provided with in the position of right casing 53 relative engine respirators, the effect of safeguarding respirator is not only arranged, add machine oil in addition and safeguard the function of spark plug, in the sky filter maintenance window 35 that the relative engine airs filter of right casing 53 positions are provided with, mainly be safeguard empty filter 10 and when not working in the digital electricity generating group leader time to carburetor in the function removed of fuel oil; Be provided with window, the fuel tank switch 17 that draws fly handle 15 and put machine oil window 23 at left shell 21.
Portable digital generating set of the present invention is a kind of totally enclosed quiet generating set, but members such as engine wherein, frequency converter 11 need heat radiation, therefore just must have cooling air that it is cooled off, thereby need cooling air inlet and out let.
Shown in Fig. 1,3,11,12, the wind scooper of described engine assembly E comprises wind scooper 20 on bottom surface wind scooper 8, cylinder head wind scooper 9, side wind scooper 14, the cylinder body again.The cooling air inlet and out let of digital electricity generating group of the present invention comprises wind scooper 20 and muffler cover plate 5 on the cylinder body of side wind scooper 14, muffler ASSY 6, muffler wind scooper 26, engine assembly E of cylinder head wind scooper 9, the engine assembly E of bottom surface wind scooper 8, the engine assembly E of the air inlet 18 that is arranged on left shell 21 and the right casing 53, spiral case 40, frequency converter 11, engine assembly E, engine assembly E.
Shown in Figure 11-12, natural wind in the environment is imported air inlet duct by engine-driven fan, at first cool off frequency converter 11, the air channel air inlet that forms from the gap between spiral case 40 and the hand starting arrangement 15 enters the bottom surface wind scooper 8 by engine assembly E then, the side wind scooper 14 of engine assembly E, the cylinder head wind scooper 9 of engine assembly E, wind scooper 20 on the cylinder body of engine assembly E, the engine cool air channel that forms between spiral case 40 and muffler wind scooper 26 and the engine appearance, through the air-out air channel that forms between muffler outer cover and the muffler assembly 6, the cooling air channel air outlet from the muffler cover plate 5 is gone out at last.
Engine assembly E appearance is coated with wind scooper 20 on the cylinder body, bottom surface wind scooper 8, cylinder head wind scooper 9,14 4 coolings of side wind scooper fan housing, four are cooled off the cooling air channel that forms engine between fan housing, spiral case 40 and muffler wind scooper 26 and the engine appearance, gap between spiral case 40 and the hand starting arrangement is the air inlet in air channel, be the air-out air channel between muffler outer cover and the muffler assembly 6, be equipped with the air inlet 18 of cooling air in the corresponding positions of shell hand starting arrangement; At outer casing back muffler cover plate 5 is housed, the air outlet of cooling air channel is arranged on the muffler cover plate 5, the sectional area of air inlet is less than the sectional area of air outlet, thereby better engine cooled off.
Shown in Fig. 2 A, 4, hand starting arrangement has stay cord handle 15, stay cord and serving dish, and stay cord is wound on the dish, and fixedly connected with handle in the stay cord end, and stay cord handle 15 is arranged on the side of shell.
As Fig. 1, shown in the 2B, stamping parts fuel tank 3 be installed in engine assembly E and frequency converter 11 above, support by the stamping parts support of installing on the stamping parts support installed between spiral case 40 and the hand starting arrangement and the body, make between fuel tank and the engine and form rigid attachment, after fusing, engine and fuel tank be installed on the engine base plate 7, minimizing when engine moves owing to the difference of vibration frequency between engine and the fuel tank is damaged fuel tank, the shape of fuel tank 3 and the shape of shell are complementary, to utilize the space in the shell as far as possible is prerequisite, reach at fuel tank under the situation of a constant volume, digital electricity generating group machine volume is reduced; The top of fuel tank is provided with oil filler and fuel door 36, and the bottom is provided with oil-out, is provided with oil spilling dish 33 between fuel tank and shell, in case can flow to the generating set outside when too much fuel oil overflows in refueling process rapidly.
As shown in figure 13, the oil-out of the fuel from fuel tank of engine comes out, arrive 56 li of fuel filters through petroleum pipeline 59, be connected on the fuel tank switch 58 by petroleum pipeline 60 by fuel filter again, fuel tank switch 58 is linked on the oil transfer pump 19 through petroleum pipeline 57 again, to carburetor, wherein the power of oil transfer pump 19 is produced by the negative pressure that forms in the engine crankcase oil transfer pump through petroleum pipeline 61.
Shown in Fig. 2 B, because portable digital generating set of the present invention is to be applied to field work, need rainproof, dustproof, therefore in the present invention, the front end of portable digital generating set is equipped with control panel 55, and rainproof, a dustproof transparent casing has been installed in control panel 55 fronts, and promptly rain cover 13, it can prevent effectively that rainwater and dust from entering control panel 55 inside, thereby has avoided the generation of some security incidents.Simultaneously, it is more beautiful in appearance that rain cover 13 also makes portable digital generating set of the present invention.
The electric elements of outside output are housed on the control panel 55, after frequency converter 11 is arranged at control panel 55, frequency converter has main circuit and control circuit, main circuit has switching circuit and output filter circuit, switching circuit has four insulated gate bipolar transistor IGBTs, control circuit has digital signal processor DSP, detect the output signal transformer of frequency converter output voltage, detect the output current transformer of frequency converter output current and the drive circuit of insulated gate bipolar transistor IGBT, drive circuit has four optical couplers, optical coupler is selected the optical coupler with short trouble measuring ability for use, the power supply of control circuit is provided through rectifying and voltage-stabilizing by the low-voltage alternating current power supply input, the output signal transformer is connected with the input of digital signal processor DSP respectively with output current transformer, the optical coupler input is connected with the digital signal processor DSP output, and the output of optical coupler is connected with insulated gate bipolar transistor IGBT.Output current transformer feeds back to digital signal processor DSP with output current signal and is used for overcurrent protection control; the output signal transformer is given digital signal processor DSP with the frequency converter output voltage signal feedback; digital signal processor DSP carries out frequency converter output voltage signal and given voltage the high speed comparison operation, obtains opening the turn-off time of insulated gate bipolar transistor IGBT with the space vector of voltage algorithm, adopts saddle type ripple pulse width modulation controlled mode SVPWM to remove the output voltage of control of conversion device.
Shown in Fig. 4,5,10,11, spiral case 40, generator G, engine assembly E, fuel tank 3, frequency converter 11 and hand starting arrangement are housed in the shell, generator G is mounted in the volute 40 of engine, the stator 42 of generator is fixed on the body, and rotor 62 is mounted on the bent axle 43 of engine assembly E; The rotor of generator also plays a part flywheel simultaneously.During engine assembly E work, the rotor of generator is done cutting magnetic field with bent axle 43 rotations of engine assembly E and is generated electricity.
As shown in figs. 1 and 10, Fig. 1 and Figure 10 illustrate the engine arrangement structure of portable digital generating set of the present invention respectively.Can find out by Figure 10, the engine of portable digital generating set of the present invention is to adopt tilt cylinders to arrange, the centerline of the bent axle 43 of its engine assembly E is in level, and its below is the machine oil oil sump 21 of engine, and the left side is to have the engine chamber cap 2 of storing engine motor oil.
In existing, the digital frequency conversion generator group that is lower than 2KW in the market, all adopted the gasoline engine of layout in upright arrangement, and the gasoline engine that the applicant has adopted tilt cylinders to arrange, this caused the whole generating unit in profile with constructional different, thereby make the whole generating unit in height be significantly less than the market existing procucts, bigger on width, help utilizing arcuate handle 1 to drag the whole generating unit and move ahead, had certain novelty.
The engine chamber cap 2 of portable digital generating set of the present invention also has the effect that stores machine oil when gasoline engine takes place to engine chamber cap 2 lopsidedness or topples over except that the traditional role with regular price gasoline machine gear chamber cover,
When the portable digital generating set moves or carries; engine usually can run-off the straight or overturning situation; this moment, the machine oil of engine sump tank 21 can be along the engine inner wall oblique flow; in the flow direction engine chamber cap 2; owing to be provided with the chamber that several store engine motor oil on the engine chamber cap 2 of the present invention; and each chamber has certain depth, is enough to store all engine motor oils.This moment, engine motor oil maximum oil face can not coincide with the cylinder sleeve zone, in the most of inflow engine chamber cap of machine oil in the oil sump 21 2 inner chambers, thereby satisfy depositing, moving or the carrying requirement to the portable digital generating set, prevent also that simultaneously machine oil from flowing in the cylinder sleeve zone, produces the phenomenon of burn oil when having avoided engine to work once more.
Claims (4)
1. the control panel structure of a portable digital generating set, the front end of portable digital generating set and carry handle under control panel is installed, in the control panel outside rainproof, a dustproof transparent rain cover has been installed, it can prevent effectively that rainwater and dust from entering control panel inside.
2. the control panel structure of portable digital generating set as claimed in claim 1 is characterized in that being equipped with on the described control panel electric elements of outside output, after frequency converter is arranged at control panel.
3. the control panel structure of portable digital generating set as claimed in claim 1, frequency converter has main circuit and control circuit, main circuit has switching circuit and output filter circuit, switching circuit has four insulated gate bipolar transistor IGBTs, control circuit has digital signal processor DSP, detect the output signal transformer of frequency converter output voltage, detect the output current transformer of frequency converter output current and the drive circuit of insulated gate bipolar transistor IGBT, drive circuit has four optical couplers, optical coupler is selected the optical coupler with short trouble measuring ability for use, the power supply of control circuit is provided through rectifying and voltage-stabilizing by the low-voltage alternating current power supply input, the output signal transformer is connected with the input of digital signal processor DSP respectively with output current transformer, the optical coupler input is connected with the digital signal processor DSP output, and the output of optical coupler is connected with insulated gate bipolar transistor IGBT.
4. the control panel structure of portable digital generating set as claimed in claim 1; output current transformer feeds back to digital signal processor DSP with output current signal and is used for overcurrent protection control; the output signal transformer is given digital signal processor DSP with the frequency converter output voltage signal feedback; digital signal processor DSP carries out the high speed comparison operation with frequency converter output voltage signal and given voltage; obtain opening the turn-off time of insulated gate bipolar transistor IGBT with the space vector of voltage algorithm, adopt saddle type ripple pulse width modulation controlled mode SVPWM to remove the output voltage of control of conversion device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710090849 CN101047306A (en) | 2007-04-10 | 2007-04-10 | Control panel structure of portable digital generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710090849 CN101047306A (en) | 2007-04-10 | 2007-04-10 | Control panel structure of portable digital generating set |
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| Publication Number | Publication Date |
|---|---|
| CN101047306A true CN101047306A (en) | 2007-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200710090849 Pending CN101047306A (en) | 2007-04-10 | 2007-04-10 | Control panel structure of portable digital generating set |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780495A (en) * | 2019-03-12 | 2019-05-21 | 福建德普柯发电设备有限公司 | It is a kind of for movable type beacon and with dustproof construction diesel generating set |
| CN114451141A (en) * | 2022-01-27 | 2022-05-10 | 浙江川崎茶业机械有限公司 | Gasoline engine for tea plucker |
-
2007
- 2007-04-10 CN CN 200710090849 patent/CN101047306A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780495A (en) * | 2019-03-12 | 2019-05-21 | 福建德普柯发电设备有限公司 | It is a kind of for movable type beacon and with dustproof construction diesel generating set |
| CN109780495B (en) * | 2019-03-12 | 2020-12-11 | 温州炘都工业设计有限公司 | Diesel generator set used for movable lighthouse and provided with dustproof structure |
| CN114451141A (en) * | 2022-01-27 | 2022-05-10 | 浙江川崎茶业机械有限公司 | Gasoline engine for tea plucker |
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Open date: 20071003 |