CN100567643C - Tire road roller energy-saving control system - Google Patents
Tire road roller energy-saving control system Download PDFInfo
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- CN100567643C CN100567643C CNB2007101926479A CN200710192647A CN100567643C CN 100567643 C CN100567643 C CN 100567643C CN B2007101926479 A CNB2007101926479 A CN B2007101926479A CN 200710192647 A CN200710192647 A CN 200710192647A CN 100567643 C CN100567643 C CN 100567643C
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- speed sensor
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Abstract
A kind of tire road roller energy-saving control system, it comprises controller, display unit, the travel speed sensor, engine speed sensor and work/travel switch, the travel speed sensor that is used for detecting the rubber-tyred roller rate signal be used for the engine speed sensor of detection of engine tach signal and link to each other with the input of controller, the hydraulic pump electromagnetic valve of the output of controller and rubber-tyred roller, hydraulic motor electromagnetic valve and display unit link to each other, work/travel switch links to each other with the input of controller, controller is loaded according to actual condition, under the big as far as possible prerequisite of hydraulic pump discharge, when the adjusting hydraulic pump discharge makes the actual speed of rubber-tyred roller equal setting speed, automatically regulate engine speed, make hydraulic system and machine driven system be operated in efficient district, reduce fuel consumption, it is simple in structure, the automaticity height, can change according to actual condition and regulate engine speed automatically in real time, improve the operating efficiency of complete machine, energy-conserving and environment-protective.
Description
Technical field
The present invention is mainly concerned with the rubber-tyred roller field in the engineering machinery, refers in particular to a kind of tire road roller energy-saving control system.
Background technology
Rubber-tyred roller is equipped with Diesel engine as power set as the self-propelled engineering truck, directly drives hydraulic pump, and hydraulic oil is transported to hydraulic motor by hydraulic pump, again by the fluid motor-driven traveling mechanism.By changing travel speed and the direction that hydraulic pressure pump delivery and direction change rubber-tyred roller, by changing the discharge capacity of hydraulic motor, make rubber-tyred roller have 2 grades of speed, travel to adapt to, the requirement of the different operating modes of compacting work.At the work shelves, guarantee that rubber-tyred roller carries out compacting operation with constant compacting speed, at the shelves that travel, satisfy rubber-tyred roller and travel with prestissimo.In order to guarantee compaction quality, adapt to the auxiliary material layer of different-thickness simultaneously again, the work quality of complete machine can be regulated; Even in order to guarantee compacting, the air pressure of tire can be regulated.When design, with maximum load situation configuration motor, but in actual use, reduce thereby the air pressure difference of the work quality difference of complete machine, tire, flexible pavement roll the airtyred resistance to rolling of process middle berth layer intensity increase at it, total load is well below the design load value, under the underload situation, engine operation will cause dynamical system mechanical loss height under rated speed, hydraulic pump discharge reduces simultaneously, and the hydraulic system gross efficiency reduces, and causes waste of fuel.
Summary of the invention
The technical problem to be solved in the present invention just is: at the technical problem of prior art existence, the invention provides a kind of simple in structure, automaticity is high, can regulate the tire road roller energy-saving control system of engine speed according to the variation of actual condition automatically in real time, thereby improve complete machine operating efficiency, reduce fuel consumption, energy-conserving and environment-protective.
For solving the problems of the technologies described above, the solution that the present invention proposes is: a kind of tire road roller energy-saving control system, it is characterized in that: it comprises controller, display unit, the travel speed sensor, engine speed sensor and the work/travel switch that is used for the speed setting, the described travel speed sensor that is used for detecting the rubber-tyred roller rate signal be used for the engine speed sensor of detection of engine tach signal and link to each other with the input of controller, the hydraulic pump electromagnetic valve of the output of controller and rubber-tyred roller, hydraulic motor electromagnetic valve and display unit link to each other, described work/travel switch links to each other with the input of controller, controller is loaded according to actual condition, under the big as far as possible prerequisite of hydraulic pump discharge, when the adjusting hydraulic pump discharge makes the actual speed of rubber-tyred roller equal setting speed, automatically regulate engine speed, make hydraulic system and machine driven system be operated in efficient district, reduce fuel consumption.
The PORT COM of described controller links to each other with the electronic control unit ECM of BBG by cable, perhaps links to each other with the machinery oil valve engine by automatically controlled driver element.
The input of described controller links to each other with the mobility operation handle.
Compared with prior art, advantage of the present invention just is:
1, tire road roller energy-saving control system of the present invention, according to the actual displacement situation of hydraulic pump and hydraulic motor, satisfy traveling mechanism to power output, the moment of torsion of motor requirement and automated intelligent control engine speed is arranged under the suitable surplus at motor, allow hydraulic pump works in efficient district, improve the efficient of hydraulic system, motor is worked being lower than under the rated speed, reduces fuel consumption, improve the complete machine mechanical efficiency, reduce noise, reduce mechanical wear simultaneously, improve machine application life;
2, tire road roller energy-saving control system of the present invention, under the little situation of load variations, the road roller travel speed adopts Self Adaptive Control, regulates the hydraulic pump discharge variation of load-responsive fast, makes the rubber-tyred roller travel speed stable;
3, tire road roller energy-saving control system of the present invention, when the variation of environmental factors such as surface evenness, road gradient causes that the variation of actual load is bigger, when regulating hydraulic pump discharge, the rotating speed of rubber-tyred roller motor adopts Self Adaptive Control, improve or the reduction engine speed, with the variation of adaptation condition;
4, tire road roller energy-saving control system of the present invention, the road roller travel speed has the control of cruising function, and handled easily makes the rubber-tyred roller forward-reverse move back and forth constant airspeed, improves the performance of rubber-tyred roller work;
5, tire road roller energy-saving control system of the present invention, rubber-tyred roller is stopping running time above behind the setting-up time, and motor returns idling automatically, reduces fuel consumption.
Description of drawings
Fig. 1 is a control principle frame construction schematic diagram of the present invention;
Fig. 2 is that engine speed of the present invention is set and pumpage control flow schematic diagram;
Fig. 3 is the circuit theory schematic diagram of specific embodiment of the invention middle controller.
Marginal data:
1, controller 2, display unit
3, work/travel switch 4, mobility operation handle
5, travel speed sensor 6, hydraulic pump electromagnetic valve
7, hydraulic motor electromagnetic valve 8, machinery oil valve engine
9, automatically controlled driver element 10, BBG
11, engine speed sensor
The specific embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
As shown in Figure 1, tire road roller energy-saving control system of the present invention, it comprises controller 1, display unit 2, travel speed sensor 5, engine speed sensor 11 and the work/travel switch 3 that is used for the speed setting, the described travel speed sensor 5 that is used for detecting the rubber-tyred roller rate signal be used for the engine speed sensor 11 of detection of engine tach signal and link to each other with the input of controller 1, the hydraulic pump electromagnetic valve 6 of the output of controller 1 and rubber-tyred roller, hydraulic motor electromagnetic valve 7 and display unit 2 link to each other, described work/travel switch 3 links to each other with the input of controller 1, controller 1 is loaded according to actual condition, under the big as far as possible prerequisite of hydraulic pump discharge, when the adjusting hydraulic pump discharge makes the actual speed of rubber-tyred roller equal setting speed, automatically regulate engine speed, make hydraulic system and machine driven system be operated in efficient district, reduce fuel consumption.In the present embodiment, the PORT COM of controller 1 links to each other with the electronic control unit ECM of BBG 10 by cable, perhaps links to each other with machinery oil valve engine 8 by automatically controlled driver element 9.The input of controller 1 links to each other with mobility operation handle 4.
Adopt such scheme, system passes through sensor, potentiometer, detecting elements such as switch are with the road roller actual speed, engine speed, given speed, the mode of operation signal is input to controller 1, after controller 1 is handled by sequential operation, the output control signal is given the automatically controlled driver element 9 of machinery oil valve engine 8 or the electronic control unit ECM of BBG 10, executing agencies such as each electromagnetic valve, to engine speed, hydraulic pump discharge, the hydraulic motor discharge capacity is controlled in real time, under the big as far as possible prerequisite of hydraulic pump discharge, when the adjusting hydraulic pump discharge makes the actual speed of road roller equal setting speed, automatically regulate engine speed, make the speed of rubber-tyred roller equal given speed, the rotating speed of motor is followed load condition and is regulated in real time; Behind the rubber-tyred roller certain hour that travels out of service, regulate engine speed automatically to idling.
In the present embodiment, controller 1 and display unit 2 link to each other by communication cable, realize that parameter sets and monitor; Work/travel switch 3 is received controller 1 digital quantity input point, carries out state of runtime machine and selects; Mobility operation handle 4 comprise the control of advancing, retreat, cruise, cruising speed+, cruising speed-5 digital quantity signal and the given potentiometer analog signal of speed, receive controller 1 digital quantity input point and analog quantity input point respectively, realize travel direction and speed is given and the control of cruising; Travel speed sensor 5 is received controller 1 high-speed counter input point, detects travel speed; Hydraulic pump electromagnetic valve 6 is received the PWM output point of controller 1, and the control hydraulic pump discharge realizes that travel speed is adjustable continuously; Hydraulic motor electromagnetic valve 7 is received controller 1 digital quantity output point, and control hydraulic motor discharge capacity realizes two grades of speed controls; Motor is divided into 10 two kinds of machinery oil valve engine 9 and BBGs: 1. machinery oil valve engine: automatically controlled driver element is received the PWM output point of controller 1, the aperture of control throttle; The speed probe of motor is received the high-speed counter input point of controller 1, detection of engine rotating speed; 2. BBG: BBG 10 itself has an electronic control unit ECM, and electronic control unit ECM and controller 1 are connected by communication cable, realize data communication.
System is by travel speed sensor 5, engine speed sensor, the given potentiometer of speed, advance, retreat detecting elements such as switch with the road roller actual speed, engine speed, given speed, the mode of operation signal is input to controller 1, after controller 1 is handled by sequential operation, the output control signal is given automatically controlled driver element 9 or BBG 10, hydraulic pump electromagnetic valve 6, executing agencies such as hydraulic motor electromagnetic valve 7, to engine speed, hydraulic pump discharge, the hydraulic motor discharge capacity is controlled in real time, makes the speed of rubber-tyred roller equal given speed, the rotating speed of motor is followed load condition and is regulated in real time.
After the handle 4 that travels was got back to the centre position, rubber-tyred roller stopped to travel, reach certain hour after, regulate engine speed automatically to idling.
Given and the pumpage control of engine speed:
As shown in Figure 2, during start, motor given rotating speed R1 is initial setting speed or the given speed when moving last time, and the actual speed R2 of engine speed sensor and R1 relatively make between R2 and the R1 in the 20rpm scope by the control accelerator open degree; Travel speed and given speed carry out the PID computing, and output pwm signal control pump delivery makes travel speed follow given speed; Pwm signal for the control pump discharge capacity is judged, when between 85% and 95%, keep motor given rotating speed value R1, when greater than 95% the time, illustrate that engine speed is not enough, increase motor given rotating speed R1, when less than 85% the time, it is more than needed to illustrate that engine speed has, and reduces motor given rotating speed R1, adopt the interrupt routine of 100mS, increase or reduce rotating speed Δ R in each interrupt routine, Δ R is with the difference of (85%, 95%) between PWM value and the setting district variation that is in proportion, realize fast reaction and even running, simultaneously R1 is preserved given rotating speed as next time.In order to guarantee the constant of the speed of service, possess certain moment of torsion, higher limit is made as 95%, and lower limit is made as 85%, makes speed that certain adjusting surplus can be arranged.
As shown in Figure 3, controller 1 has 1 PTO output control step motor to move forward and backward; 1 PWM output control ratio electromagnetic valve is to change pump delivery; 2 high-speed counting inputs are carried out high-speed pulse counting to engine speed and travel speed signal.Setting speed was easy to adjust when rubber-tyred roller moved forward and backward working in reciprocating mode for convenience, set the control of cruising.When cruise control switch at normal shelves, promote the mobility operation handle, when speed reaches the requirement process speed, press cruise control switch to the shelves that cruise, store speed at that time, need only driving handle and cruise control switch next time at the control shelves that cruise, no matter the amplitude that handle promotes, setting speed is the setting speed of preserving that cruises; When cruise control switch at normal shelves, setting speed is determined by the amplitude that handle promotes, and cruising speed resets; In the control procedure of cruising, can be by cruising speed+and cruising speed-carry out the cruising speed adjustment, speed changes once during crawl, and when continuing to press, speed continuously changes by the time length of pressing.
Claims (3)
1, a kind of tire road roller energy-saving control system, it is characterized in that: it comprises controller (1), display unit (2), travel speed sensor (5), engine speed sensor (11) and the work/travel switch (3) that is used for the speed setting, the described travel speed sensor (5) that is used for detecting the rubber-tyred roller rate signal be used for the engine speed sensor (11) of detection of engine tach signal and link to each other with the input of controller (1), the hydraulic pump electromagnetic valve (6) of the output of controller (1) and rubber-tyred roller, hydraulic motor electromagnetic valve (7) and display unit (2) link to each other, described work/travel switch (3) links to each other with the input of controller (1), controller (1) links to each other with motor and loads according to actual condition, under the big as far as possible prerequisite of hydraulic pump discharge, when the adjusting hydraulic pump discharge makes the actual speed of rubber-tyred roller equal setting speed, automatically regulate engine speed, make hydraulic system and machine driven system be operated in efficient district, reduce fuel consumption.
2, tire road roller energy-saving control system according to claim 1, it is characterized in that: the PORT COM of described controller (1) links to each other by the electronic control unit ECM of cable with BBG (10), perhaps links to each other with machinery oil valve engine (8) by automatically controlled driver element (9).
3, tire road roller energy-saving control system according to claim 1 and 2 is characterized in that: the input of described controller (1) links to each other with mobility operation handle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101926479A CN100567643C (en) | 2007-12-18 | 2007-12-18 | Tire road roller energy-saving control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101926479A CN100567643C (en) | 2007-12-18 | 2007-12-18 | Tire road roller energy-saving control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101182702A CN101182702A (en) | 2008-05-21 |
| CN100567643C true CN100567643C (en) | 2009-12-09 |
Family
ID=39448118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101926479A Expired - Fee Related CN100567643C (en) | 2007-12-18 | 2007-12-18 | Tire road roller energy-saving control system |
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| CN (1) | CN100567643C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101576738B (en) * | 2009-06-15 | 2011-03-23 | 长安大学 | Power matching control system for novel energy-saving double-drum vibratory roller |
| CN102400437B (en) * | 2011-11-25 | 2014-05-14 | 柳工无锡路面机械有限公司 | Control device and method for power limit load of full-hydraulic rubber-tyred roller |
| DE102011088567A1 (en) * | 2011-12-14 | 2013-06-20 | Hamm Ag | Device for detecting the movement of a compactor roller of a soil compactor |
| CN103135621A (en) * | 2013-01-21 | 2013-06-05 | 长安大学 | Constant speed control system and constant speed control method for vibratory roller |
| CN105353687A (en) * | 2015-11-28 | 2016-02-24 | 郑州飞机装备有限责任公司 | Method for determining stability of output analog quantity via critical value |
| CN106049236A (en) * | 2016-07-20 | 2016-10-26 | 徐工集团工程机械股份有限公司道路机械分公司 | Manipulating device for road roller |
| CN107102589B (en) * | 2017-05-27 | 2019-06-11 | 徐工集团工程机械股份有限公司 | A kind of multi-functional gear selector based on construction technology |
| CN109914199A (en) * | 2019-03-28 | 2019-06-21 | 山东临工工程机械有限公司 | A kind of vibration control system and road roller |
| CN109778640A (en) * | 2019-03-28 | 2019-05-21 | 山东临工工程机械有限公司 | A kind of vibration control system and road roller |
| CN110821687B (en) * | 2019-10-24 | 2022-04-22 | 淮安信息职业技术学院 | Automatic working condition identification control system and method based on loader engine |
| CN113047124B (en) * | 2021-03-31 | 2023-01-06 | 潍柴动力股份有限公司 | Road roller control system and method and road roller |
| CN114263083A (en) * | 2021-12-22 | 2022-04-01 | 湖南三一华源机械有限公司 | Road roller energy-saving control method and system and road roller |
-
2007
- 2007-12-18 CN CNB2007101926479A patent/CN100567643C/en not_active Expired - Fee Related
Non-Patent Citations (2)
| Title |
|---|
| 发动机转速自动调节技术在压路机中的应用. 李和清.工程机械，第38卷. 2007 |
| 发动机转速自动调节技术在压路机中的应用. 李和清.工程机械，第38卷. 2007 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101182702A (en) | 2008-05-21 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan Sany Road Machinery Co., Ltd. Assignor: Sanyi Heavy Industry Co., Ltd. Contract record no.: 2011430000061 Denomination of invention: Tire road roller energy-saving control system Granted publication date: 20091209 License type: Exclusive License Open date: 20080521 Record date: 20110503 |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20121218 |