CN106869223A - 挖掘机正流量液压***的控制方法 - Google Patents
挖掘机正流量液压***的控制方法 Download PDFInfo
- Publication number
- CN106869223A CN106869223A CN201710080428.5A CN201710080428A CN106869223A CN 106869223 A CN106869223 A CN 106869223A CN 201710080428 A CN201710080428 A CN 201710080428A CN 106869223 A CN106869223 A CN 106869223A
- Authority
- CN
- China
- Prior art keywords
- discharge capacity
- positive flow
- pump
- front pump
- flow discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009790 rate-determining step (RDS) Methods 0.000 claims abstract description 3
- 238000011084 recovery Methods 0.000 claims description 13
- 230000007423 decrease Effects 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 2
- 235000013399 edible fruits Nutrition 0.000 description 8
- 238000001914 filtration Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710080428.5A CN106869223B (zh) | 2017-02-15 | 2017-02-15 | 挖掘机正流量液压***的控制方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710080428.5A CN106869223B (zh) | 2017-02-15 | 2017-02-15 | 挖掘机正流量液压***的控制方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106869223A true CN106869223A (zh) | 2017-06-20 |
CN106869223B CN106869223B (zh) | 2019-02-19 |
Family
ID=59167012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710080428.5A Active CN106869223B (zh) | 2017-02-15 | 2017-02-15 | 挖掘机正流量液压***的控制方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106869223B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110747929A (zh) * | 2019-09-19 | 2020-02-04 | 山东临工工程机械有限公司 | 正流量挖掘机功率及扭矩分配控制方法 |
CN110984283A (zh) * | 2019-12-25 | 2020-04-10 | 上海华兴数字科技有限公司 | 节能控制方法、装置和挖掘机 |
CN115030249A (zh) * | 2022-06-30 | 2022-09-09 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
WO2023226289A1 (zh) * | 2022-05-23 | 2023-11-30 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120296574A1 (en) * | 2011-05-19 | 2012-11-22 | Hitachi Construction Machinery Co., Ltd. | Information management system for construction machine |
CN106088208A (zh) * | 2016-06-21 | 2016-11-09 | 柳州柳工挖掘机有限公司 | 挖掘机回转液压控制*** |
CN205742337U (zh) * | 2016-01-18 | 2016-11-30 | 山河智能装备股份有限公司 | 一种液压挖掘机油液再生控制回路 |
WO2016204321A1 (ko) * | 2015-06-16 | 2016-12-22 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계용 선회 제어장치 및 그 제어방법 |
-
2017
- 2017-02-15 CN CN201710080428.5A patent/CN106869223B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120296574A1 (en) * | 2011-05-19 | 2012-11-22 | Hitachi Construction Machinery Co., Ltd. | Information management system for construction machine |
WO2016204321A1 (ko) * | 2015-06-16 | 2016-12-22 | 볼보 컨스트럭션 이큅먼트 에이비 | 건설기계용 선회 제어장치 및 그 제어방법 |
CN205742337U (zh) * | 2016-01-18 | 2016-11-30 | 山河智能装备股份有限公司 | 一种液压挖掘机油液再生控制回路 |
CN106088208A (zh) * | 2016-06-21 | 2016-11-09 | 柳州柳工挖掘机有限公司 | 挖掘机回转液压控制*** |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110747929A (zh) * | 2019-09-19 | 2020-02-04 | 山东临工工程机械有限公司 | 正流量挖掘机功率及扭矩分配控制方法 |
CN110984283A (zh) * | 2019-12-25 | 2020-04-10 | 上海华兴数字科技有限公司 | 节能控制方法、装置和挖掘机 |
CN110984283B (zh) * | 2019-12-25 | 2022-03-01 | 上海华兴数字科技有限公司 | 节能控制方法、装置和挖掘机 |
WO2023226289A1 (zh) * | 2022-05-23 | 2023-11-30 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
CN115030249A (zh) * | 2022-06-30 | 2022-09-09 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
WO2024000942A1 (zh) * | 2022-06-30 | 2024-01-04 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
CN115030249B (zh) * | 2022-06-30 | 2024-06-04 | 中联重科土方机械有限公司 | 正流量挖掘机及其控制方法、控制装置和控制器 |
Also Published As
Publication number | Publication date |
---|---|
CN106869223B (zh) | 2019-02-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106869223A (zh) | 挖掘机正流量液压***的控制方法 | |
CN101886405B (zh) | 挖掘节能及平地高效的小型液压挖掘机主阀 | |
CN113062397B (zh) | 一种基于功率匹配规则库的挖掘机功率匹配的方法 | |
CN108252970B (zh) | 防偏斜控制方法 | |
CN103924627B (zh) | 一种电液混合驱动工程机械的自动怠速***及方法 | |
CN105683452B (zh) | 作业机器 | |
CN106948796A (zh) | 一种抽油机不停机间抽控制装置及方法 | |
CN1336990A (zh) | 液压泵的控制器 | |
CN106703110A (zh) | 挖掘机智能减震液压控制方法及控制*** | |
CN106795897A (zh) | 建筑机械的油压驱动*** | |
CN104005446B (zh) | 挖掘机的正流量控制方法和***及挖掘机 | |
CN107893786A (zh) | 工程机械的控制***及工程机械的控制方法 | |
CN114604791B (zh) | 工程机械的卷扬机构动力回收***及动力回收方法 | |
CN105473874B (zh) | 工程机械 | |
CN104047328B (zh) | 一种挖掘机正流量控制方法 | |
CN105545844A (zh) | 一种节能型推土机工作装置液压控制*** | |
CN105484311A (zh) | 无溢流损失装载机液压工作***及其控制方法 | |
CN104420495A (zh) | 一种挖掘机的液压节能模糊控制装置 | |
CN108999237A (zh) | 一种液压挖掘机用智能控制***及控制方法 | |
CN103696453A (zh) | 用于挖掘机电控泵的控制方法和*** | |
CN202899210U (zh) | 挖掘机回转液压*** | |
CN107201761A (zh) | 挖掘机电控正流量控制方法 | |
CN201193334Y (zh) | 挖掘机三泵合流控制装置 | |
CN107882102A (zh) | 一种基于负流量泵功率阀电流的节能控制方法 | |
CN206958033U (zh) | 一种数字式负载敏感液压控制结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210304 Address after: 545007 the Guangxi Zhuang Autonomous Region Liuzhou City Liu Tai Road No. 1 Patentee after: GUANGXI LIUGONG MACHINERY Co.,Ltd. Patentee after: Guangxi Tengzhi Investment Co.,Ltd. Address before: 545007 the Guangxi Zhuang Autonomous Region Liuzhou City Liu Tai Road No. 1 Patentee before: GUANGXI LIUGONG MACHINERY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240514 Address after: 545007 the Guangxi Zhuang Autonomous Region Liuzhou City Liu Tai Road No. 1 Patentee after: GUANGXI LIUGONG MACHINERY Co.,Ltd. Country or region after: China Patentee after: Guangxi Liugong Yuanxiang Technology Co.,Ltd. Address before: 545007 the Guangxi Zhuang Autonomous Region Liuzhou City Liu Tai Road No. 1 Patentee before: GUANGXI LIUGONG MACHINERY Co.,Ltd. Country or region before: China Patentee before: Guangxi Tengzhi Investment Co.,Ltd. |