机床与液压
機床與液壓
궤상여액압
Machine Tool & Hydraulics
2015年
20期
116-118
,共3页
飞机%液压系统%变频%电动泵%压力控制
飛機%液壓繫統%變頻%電動泵%壓力控製
비궤%액압계통%변빈%전동빙%압력공제
Aircraft%Hydraulic system%Variable frequency%Electric pump%Pressure control
针对某型飞机采用变频供电系统后液压系统电动泵在大频率范围内工作造成的压力流量控制问题，提出了包含卸荷功能的电动泵压力控制结构，建模并分析了该电动泵输出特性，得到典型供电频率下该电动泵的工作特性，验证了这种变频电动泵调压结构的可行性。
針對某型飛機採用變頻供電繫統後液壓繫統電動泵在大頻率範圍內工作造成的壓力流量控製問題，提齣瞭包含卸荷功能的電動泵壓力控製結構，建模併分析瞭該電動泵輸齣特性，得到典型供電頻率下該電動泵的工作特性，驗證瞭這種變頻電動泵調壓結構的可行性。
침대모형비궤채용변빈공전계통후액압계통전동빙재대빈솔범위내공작조성적압력류량공제문제，제출료포함사하공능적전동빙압력공제결구，건모병분석료해전동빙수출특성，득도전형공전빈솔하해전동빙적공작특성，험증료저충변빈전동빙조압결구적가행성。
Focusing on the discharge pressure and flow control problem of hydraulic pump powered by variable frequency electric power system in aircraft, the pressure control structure with the unload function was modeled and analyzed. Discharge characteristics of the pump under variable frequency were obtained and the feasibility of the variable frequency electric pump was validated.
