在注塑製品成本構成中，電費占了相當比例。依據注塑機設備工藝情況
，注塑機油泵馬達耗占整個設備耗電量的比例高達50%～65%
，因而也極具節能潛力。旨在降低能量損耗的各種先進節能控製技術，正在逐漸成為注塑機電液係統的研究重點。

   muqian
，guochanzhusujidianyekongzhijishujihuquanbuyingyongdianyebilijishu，qijishutezhengshiyongsantongxingbilitiaosufakongzhisudu。gaidianyebilijishusuikedadajianshaoyuanjianshuliang，danyincaiyongdingliangbenggongyou，gongzuoguochengzhongshizhongcunzaiyuliuliangyouguandenengliangsunshi
，guowaiyihenshaocaiyong。

   注塑機工藝過程一般分為鎖模
、注射、塑化
、保壓、冷卻
、開(kai)模(mo)等(deng)幾(ji)個(ge)階(jie)段(duan)，各(ge)個(ge)階(jie)段(duan)需(xu)要(yao)不(bu)同(tong)的(de)壓(ya)力(li)和(he)流(liu)量(liang)。對(dui)油(you)泵(beng)馬(ma)達(da)而(er)言(yan)
，注(zhu)塑(su)過(guo)程(cheng)處(chu)於(yu)變(bian)化(hua)的(de)負(fu)載(zai)狀(zhuang)態(tai)，在(zai)定(ding)量(liang)泵(beng)的(de)液(ye)壓(ya)係(xi)統(tong)中(zhong)
，油(you)泵(beng)馬(ma)達(da)以(yi)恒(heng)定(ding)轉(zhuan)速(su)提(ti)供(gong)恒(heng)定(ding)流(liu)量(liang)，多(duo)餘(yu)的(de)液(ye)壓(ya)油(you)通(tong)過(guo)溢(yi)流(liu)閥(fa)回(hui)流(liu)，此(ci)過(guo)程(cheng)稱(cheng)為(wei)高(gao)壓(ya)節(jie)流(liu)。據(ju)統(tong)計(ji)，由(you)高(gao)壓(ya)節(jie)流(liu)造(zao)成(cheng)的(de)能(neng)量(liang)損(sun)失(shi)高(gao)達(da)36%～68%。

    針zhen對dui以yi上shang閥fa控kong電dian液ye係xi統tong有you較jiao大da能neng量liang損sun失shi的de不bu足zu，為wei進jin一yi步bu降jiang低di能neng耗hao，減jian少shao噪zao音yin，近jin年nian來lai塑su料liao機ji械xie製zhi造zao商shang為wei滿man足zu客ke戶hu通tong過guo節jie能neng降jiang低di生sheng產chan成cheng本ben的de要yao求qiu，對dui各ge種zhong節jie能neng控kong製zhi技ji術shu進jin行xing了le深shen入ru廣guang泛fan的de研yan究jiu和he實shi踐jian
，如ru德de國guo、日ri本ben等deng國guo發fa展zhan了le應ying用yong變bian量liang泵beng和he電dian液ye比bi例li閥fa結jie合he的de負fu載zai感gan應ying型xing注zhu塑su機ji電dian液ye控kong製zhi係xi統tong，作zuo為wei電dian液ye控kong製zhi中zhong最zui基ji本ben的de節jie能neng方fang法fa，已yi在zai國guo外wai被bei廣guang泛fan應ying用yong。目mu前qian在zai各ge種zhong注zhu塑su機ji節jie能neng控kong製zhi技ji術shu中zhong，比bi例li變bian量liang泵beng與yu變bian頻pin定ding量liang泵beng兩liang種zhong節jie能neng控kong製zhi係xi統tong，節jie能neng效xiao果guo明ming顯xian。

   比例變量泵控製係統可以使用戶根據注塑成型工藝要求設定各種動作壓力、sudu，bingzhuanhuanchengxiangyingdemonixinhao，shugeibilibianliangbengdebiliyalifajibililiuliangfa，anshedingzhixiangxitongshuchuyaliheliuliang，shiyeyaxitongnengliangshuchugensuizhusuguochengfuzaizhuangkuangerbianhua，zuidaxiandubimiannengliangsunshi。bianpindingliangbengkongzhixitongkeyishiyeyaxitongdenengliangshuchugensuizhusuguochengzhengjibianhuadefuzaizhuangkuangerbianhua，zaibaoya、lengquejikongzhuanzhuangkuangbaochihendizhuansu，congerdadaojienengmude。tongshi，liyongzhusujitongbuxinhaojidianqikongzhixitong
，jiangdianyebilikongzhixitongmonichengfuzaigenzongkongzhixitong，jiangchuantongdingliangbenggaizaochengbianpinbianliangbeng，congershiyiliufadehuiyouliuliangjiangdaozuixiao，wugaoyajieliunengliangsunshi，congerjiangchuantongyougaoyajieliudezhusujiyouhaonengxingshengjiweijienengxing。

   兩liang種zhong控kong製zhi係xi統tong節jie能neng性xing能neng各ge有you特te點dian。由you於yu比bi例li變bian量liang泵beng節jie能neng控kong製zhi技ji術shu相xiang對dui成cheng熟shu，目mu前qian注zhu塑su機ji製zhi造zao廠chang普pu遍bian采cai用yong比bi例li變bian量liang泵beng節jie能neng控kong製zhi技ji術shu，通tong過guo比bi例li變bian量liang泵beng節jie能neng居ju主zhu導dao地di位wei；erzaisujikongzhixitongyingyongbianpinqitiaosukongzhijishuyishixianjieneng，wuyiyeshiyouyichangshi，guoneiyeyousujizhizaoshangshengchanbingtoufangshichang。youyubianpinkongzhijishushangyouqiguyoudejishuwentihaiyoudaiyouhuajiejue，muqiangengduodeshiyongyujiujijienengjishugaizao。

   依據控製技術節能工作原理，采用注塑機上述控製技術還具有其它諸多優點：可減輕開
、鎖模衝擊，延長機械和模具使用壽命
；延長油路係統使用壽命，減少維修次數，節省維護費用；降低噪音
、改善工作環境；係統油溫大幅降低，可節省冷卻用水量30%以上；保持注塑機變頻節能原有的控製方式及油路不變等。

   caiyongkongzhijishugaizaoshengjiweijienengxingzhusujihou
，qitouziyibanzaiyinianneiketongguojieyuededianfeihuoyoufeishouhui。zhuanjiarenwei
，kaifajienengxingzhusujililunkexing

，touzixiao
，xiaoyimingxian。caiyongxianjinkongzhijishuduizhusujijinxingjienenggaizao，yichengweimuqianzhusujizhizaoyetishengchanpinjingzhenglideyouxiaojishushouduanzhiyi，guoneiqiyeyingjijituiguangyingyong。