{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>跨临界CO_2热泵适合于低温地板辐射采暖.以北京市某建筑为对象,进行了<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>跨临界CO_2热泵中间冷却型式的优化分析.结果表明:与单<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>循环相比,<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>循环提高了系统供热的性能系数(COP),并且<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>循环中间完全冷却的COP高于中间不完全冷却型式.同时在保持最佳中间冷却压力下,<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>中间不完全冷却型式的COP随着高压<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>机入口CO_2蒸气过热度的增加而逐渐减小.因此在实际系统设计中,<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>跨临界CO_2采暖热泵宜采用中间完全冷却型式.","authors":[{"authorName":"谢英柏","id":"80c4621b-c14f-4f06-b1e4-fa1b39616219","originalAuthorName":"谢英柏"},{"authorName":"孙刚磊","id":"141eb9d7-516a-42cd-8a43-2af056d3b32b","originalAuthorName":"孙刚磊"},{"authorName":"刘春涛","id":"c930d31b-ef35-4211-890c-311ebb1b5dec","originalAuthorName":"刘春涛"},{"authorName":"论立勇","id":"fe4ba4e0-7ec1-44ae-af95-5326431ceb94","originalAuthorName":"论立勇"}],"doi":"","fpage":"1815","id":"99291872-1fea-4d8e-aeae-370f351ca7ea","issue":"11","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"63158e5a-d6dc-4c3f-bd46-57a913fec14f","keyword":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>","originalKeyword":"双级压缩"},{"id":"08d33e40-3ba3-4011-9327-db6d37dca397","keyword":"跨临界CO_2热泵","originalKeyword":"跨临界CO_2热泵"},{"id":"e809c395-7e8e-462a-ae1d-cf44cbe52de0","keyword":"中间冷却","originalKeyword":"中间冷却"},{"id":"157fcfb5-895c-445c-a989-5d2706a98d45","keyword":"优化","originalKeyword":"优化"}],"language":"zh","publisherId":"gcrwlxb200911004","title":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>跨临界CO_2热泵中间冷却型式优化","volume":"30","year":"2009"},{"abstractinfo":"开发CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>机以实现<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>是提高CO2跨临界循环系统效率的重要途径之一。由于压力高、运转速度快，CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机机械摩擦是影响<span style=\"color:red\">压缩</span>机性能的关键性不可逆损失。本文详细分析了<span style=\"color:red\">压缩</span>机的机械摩擦情况，建立了数学模型，并模拟了各部分的机械摩擦不可逆损失，并用此模型对本单位开发的<span style=\"color:red\">压缩</span>机进行模拟，结果表明机械效率可达92％，为进一步的优化设计奠定基础。","authors":[{"authorName":"马一太","id":"e1c8b60a-c577-4209-9d7c-b14bee5f035e","originalAuthorName":"马一太"},{"authorName":"田华","id":"41d7674b-c547-4298-a341-c4226494ec8f","originalAuthorName":"田华"},{"authorName":"李敏霞","id":"1f8f0c7f-dcb9-4e30-8776-abbb599a2151","originalAuthorName":"李敏霞"}],"doi":"","fpage":"181","id":"e2c9e7f7-e77d-4f4d-a0e9-aae7f2f978e1","issue":"2","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"0ee37aaa-5d5a-4ad7-bdff-e4ef38c77d5b","keyword":"CO2","originalKeyword":"CO2"},{"id":"03fbb6c5-dd7d-4fd0-949d-5facdec8865b","keyword":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机","originalKeyword":"双级滚动转子压缩机"},{"id":"e3d2255c-abb0-4c54-b84f-9ecc00b5baf4","keyword":"机械摩擦","originalKeyword":"机械摩擦"},{"id":"d1533142-4051-4934-a066-e9fd56b8ea4b","keyword":"不可逆损失","originalKeyword":"不可逆损失"}],"language":"zh","publisherId":"gcrwlxb201202001","title":"CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机不可逆损失分析","volume":"33","year":"2012"},{"abstractinfo":"随着全球环境问题的不断加剧,制冷剂的替代成为世界性的课题,CO2作为传统的制冷剂因其纯自然的特性得到广泛的关注.面对CO2制冷系统效率低较低的难题,开发CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机以实现<span style=\"color:red\">双</span><span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>成为解放CO2的重要途径之一,本文正是基于这一背景开展了CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机的开发.由于压力高,CO2<span style=\"color:red\">压缩</span>机泄漏非常严重,文章对含润滑油CO2超临界流体平板泄漏进行实验研究,进而详细分析了CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机的泄漏情况,真实地建立了数学模型,并模拟了各部分的泄漏量以及泄漏系数,为进一步的优化设计奠定基础.","authors":[{"authorName":"田华","id":"b99dcbdc-79a5-4a9f-a527-4bfbe6a5909d","originalAuthorName":"田华"},{"authorName":"马一太","id":"0109bf83-f11e-4fc2-a40d-5d9e11e96b01","originalAuthorName":"马一太"},{"authorName":"刘圣春","id":"c76b334f-ad7b-48d3-9c23-9301e7b3d73b","originalAuthorName":"刘圣春"},{"authorName":"李敏霞","id":"d3c770f2-7cd8-493c-b56d-f27c48b469b4","originalAuthorName":"李敏霞"},{"authorName":"刘秋菊","id":"44a28cfe-a2d6-4e4f-9a69-4695c515bfb8","originalAuthorName":"刘秋菊"},{"authorName":"王伟","id":"849491cc-6426-41e2-9233-ca848c40a87e","originalAuthorName":"王伟"}],"doi":"","fpage":"905","id":"aa5c17cd-b751-4940-809d-34c2a4c485ae","issue":"6","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"6d5b7390-9c8f-4013-86a2-cb6d012ec34a","keyword":"CO2","originalKeyword":"CO2"},{"id":"5cb5b1fe-b3e9-4acc-82d2-507acf043549","keyword":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机","originalKeyword":"双级滚动转子压缩机"},{"id":"30791343-b254-4605-98b7-8849afb1b518","keyword":"泄漏","originalKeyword":"泄漏"}],"language":"zh","publisherId":"gcrwlxb200906002","title":"CO2<span style=\"color:red\">双</span><span style=\"color:red\">级</span>滚动转子<span style=\"color:red\">压缩</span>机泄漏分析","volume":"30","year":"2009"},{"abstractinfo":"在以甲基硅油、明胶、琼脂胶为原料制备的复合胶状基体中添加了单一粒径(单<span style=\"color:red\">级</span>配)和两种粒径<span style=\"color:red\">级</span>配(<span style=\"color:red\">双</span><span style=\"color:red\">级</span>配)的改性羰基铁粉,通过真空减压制备了单<span style=\"color:red\">级</span>配和<span style=\"color:red\">双</span><span style=\"color:red\">级</span>配磁流变复合胶,研究了羰基铁粉粒径及其<span style=\"color:red\">级</span>配对该磁流变复合胶流变性能的影响.结果表明：单<span style=\"color:red\">级</span>配磁流变复合胶的剪切强度随着羰基铁粉粒径的减小逐渐减小；90％(质量分数,下同)未球磨混合10％球磨羰基铁粉的<span style=\"color:red\">双</span><span style=\"color:red\">级</span>配磁流变复合胶的剪切强度则随球磨时间的延长(羰基铁粉粒径的减小)先增后降,球磨24 h后的剪切强度可达99．6 kPa,相比于未球磨单<span style=\"color:red\">级</span>配磁流变复合胶,其剪切强度提高了17．8 kPa.","authors":[{"authorName":"于国军","id":"c0c4e6c1-4a8f-4b29-8d73-5ca4ad5a2c1d","originalAuthorName":"于国军"},{"authorName":"郭斐","id":"eb899594-8603-4696-b89c-8fda5396dddc","originalAuthorName":"郭斐"},{"authorName":"葛晶","id":"e2f91958-ee81-47c2-b4b6-7fe933c6d89f","originalAuthorName":"葛晶"}],"doi":"10.11973/jxgccl201610008","fpage":"34","id":"af42142a-5cd5-4927-bdcb-593cf62d0473","issue":"10","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"d12b7a44-33c3-4258-8aea-64dad387c71f","keyword":"磁流变复合胶","originalKeyword":"磁流变复合胶"},{"id":"265e3d7c-eff9-48f5-8c3c-de3dc688902d","keyword":"单<span style=\"color:red\">级</span>配","originalKeyword":"单级配"},{"id":"390e51ca-3a2e-485a-afad-f28da60578ba","keyword":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span>配","originalKeyword":"双级配"},{"id":"9b508d87-7650-4025-ad07-8d165a721dba","keyword":"剪切强度","originalKeyword":"剪切强度"}],"language":"zh","publisherId":"jxgccl201610008","title":"单<span style=\"color:red\">级</span>配和<span style=\"color:red\">双</span><span style=\"color:red\">级</span>配磁流变复合胶的制备及其流变特性","volume":"40","year":"2016"},{"abstractinfo":"通过TEM分析和常规力学性能测试,研究<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效工艺对2A97铝锂合金组织和性能的影响,以优化合金强度和塑性匹配.结果表明:随预时效温度升高,<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效基体由形成θ‘/θ\"相和δ'相为主的组织转变为形成T1相、θ/θ\"和δ'相为土的组织.135℃预时效、<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效基体形成大量细小的θ'/θ\"相和δ'相,T1数量少.晶界和亚晶界T1数量多,尺寸小,晶界和亚晶界θ'/θ\"无析出带宽度窄.155℃预时效、<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效可在基体形成以T1相为主的组织,且数量多,尺寸大,均匀分布,T1相、θ'/θ\"和δ'相的联合强化作用使合金具有高的强度.","authors":[{"authorName":"袁志山","id":"af4387ed-3df0-4b60-bcd7-3f32bf748147","originalAuthorName":"袁志山"},{"authorName":"陆政","id":"8667f512-8555-4c8d-bdeb-ed6348232748","originalAuthorName":"陆政"},{"authorName":"谢优华","id":"5859d2ce-f2c5-4c50-9103-1ec70ac0d046","originalAuthorName":"谢优华"},{"authorName":"吴秀亮","id":"58c93521-02db-4782-a46b-2348b10df1b8","originalAuthorName":"吴秀亮"},{"authorName":"戴圣龙","id":"8be14a9e-a443-49b5-97a3-134a671e2376","originalAuthorName":"戴圣龙"},{"authorName":"刘常升","id":"457e8082-9560-4a07-8c76-e1a5dffd4577","originalAuthorName":"刘常升"}],"doi":"","fpage":"443","id":"b3822639-1c52-425b-b5c3-d2f45b4bde6e","issue":"3","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"fb116b98-2309-457c-9c1a-08a2ff019bcc","keyword":"时效","originalKeyword":"时效"},{"id":"ebfe5555-2ff5-40ac-9519-2871a459b809","keyword":"2A97铝锂合金","originalKeyword":"2A97铝锂合金"},{"id":"8d8d84a8-0b73-4606-83aa-2334e5aef045","keyword":"显微组织","originalKeyword":"显微组织"},{"id":"807147c6-33a1-4a0f-953c-e1c6d33e0ccd","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"xyjsclygc201103014","title":"2A97铝锂合金<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效研究","volume":"40","year":"2011"},{"abstractinfo":"设计了L9(34)的<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效正交试验方案,系统地研究了<span style=\"color:red\">双</span><span style=\"color:red\">级</span>双峰时效工艺、时效硬化特性和力学性能.结果表明:终时效对合金的力学性能具有决定性的影响,合金的硬度、强度对终时效温度最敏感,合金的塑韧性则对终时效时间最敏感；利用“双峰”特征对正交试验所得的具有高塑性、高韧性的相对最佳工艺进行强度优化,发现对应不同的目标性能,有最优<span style=\"color:red\">双</span><span style=\"color:red\">级</span>时效工艺与之相应,并没有发现各性能指标同时达到最大值的理论最优工艺,只能获取一种相对的最优工艺,即在保证接近单<span style=\"color:red\">级</span>峰时效强度的前提下选择塑、韧性最佳的工艺——105℃/4 h+155℃/70 h.","authors":[{"authorName":"毛杰","id":"7e21b4e2-fed4-409a-b123-fc12dea538c4","originalAuthorName":"毛杰"},{"authorName":"熊京远","id":"ba6546cd-780a-44ef-85d1-d0274ed130eb","originalAuthorName":"熊京远"},{"authorName":"王超","id":"779a67ce-3282-47b8-9614-a5cc9d2d6e54","originalAuthorName":"王超"},{"authorName":"宋仁国","id":"daf0aed2-a508-4a86-9345-29564b452493","originalAuthorName":"宋仁国"}],"doi":"","fpage":"88","id":"27e3389e-3578-4566-9126-15478bf6d9da","issue":"3","journal":{"abbrevTitle":"YHCLGY","coverImgSrc":"journal/img/cover/YHCLGY.jpg","id":"77","issnPpub":"1007-2330","publisherId":"YHCLGY","title":"宇航材料工艺   "},"keywords":[{"id":"91800807-c72f-449b-b6af-48af04ff0c84","keyword":"7003铝合金","originalKeyword":"7003铝合金"},{"id":"fd0f63a5-1fd9-47b4-bbd9-8f7917bd0617","keyword":"<span style=\"color:red\">双</span><span style=\"color:red\">级</span>双峰时效","originalKeyword":"双级双峰时效"},{"id":"19a76b5e-c20e-4024-ba7d-734a9e5615de","keyword":"正交试验","originalKeyword":"正交试验"},{"id":"b20a44bb-0761-4412-a360-f4e046d08d94","keyword":"工艺优化","originalKeyword":"工艺优化"},{"id":"80997ece-072a-4a75-ad84-aa057c2fbdfe","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"yhclgy201303017","title":"7003铝合金<span style=\"color:red\">双</span><span style=\"color:red\">级</span>双峰时效工艺优化","volume":"43","year":"2013"},{"abstractinfo":"本文在:100～130℃的冷凝温度范围内,以HFCa、HCFCs和HFEs类纯质为研究对象,开展了五种两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>循环方式下,高温热泵工质的理论筛选研究,并以R245fa为工质,比较了在不同循环方式下工质的理论循环性能.研究结果表明,R245fa、E143和R123在两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>完全冷却系统中的综合性能优良,E245cb、R245ca、E245fa和R245fa.在两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>不完全冷却系统中的综合理论循环性能良好;两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>循环方式下工质的COP<,h>较单<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>系统有较大提高,排气温度明显降低,<span style=\"color:red\">压缩</span>机的工作条件得到改善,因此有利于提高热泵的工作温度水平和系统的性能.","authors":[{"authorName":"张圣君","id":"3eb6b669-702a-4809-8bc5-527bd524da6b","originalAuthorName":"张圣君"},{"authorName":"王怀信","id":"91823d96-e8d2-4b4e-a2aa-19d2388b1a30","originalAuthorName":"王怀信"},{"authorName":"郭涛","id":"11216426-fd05-4964-b13c-95a4f37c42b4","originalAuthorName":"郭涛"}],"doi":"","fpage":"1635","id":"a4840a46-3936-4a0b-98e2-9fd0c909eb62","issue":"10","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"9003d724-b19b-47bc-8164-5a07609bc755","keyword":"工质","originalKeyword":"工质"},{"id":"7620a6d2-4d4b-4ef0-915a-b48be3e9b140","keyword":"高温热泵","originalKeyword":"高温热泵"},{"id":"bffa9581-6b47-4e0f-874f-e7c4b788ee48","keyword":"两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>","originalKeyword":"两级压缩"},{"id":"d02e1792-55ff-4b7c-885e-29faa5ae0b95","keyword":"理论循环分析","originalKeyword":"理论循环分析"}],"language":"zh","publisherId":"gcrwlxb201010004","title":"两<span style=\"color:red\">级</span><span style=\"color:red\">压缩</span>高温热泵系统工质的理论研究","volume":"31","year":"2010"},{"abstractinfo":"本文采用数值方法对多级离心<span style=\"color:red\">压缩</span>机中间<span style=\"color:red\">级</span>内的流动进行了研究,重点考察了进口段、弯道和回流器对中间<span style=\"color:red\">级</span>气动性能的影响,发现与进口段相比弯道和回流器内的流动损失较小,并且回流器出口气流的扰动作用使得<span style=\"color:red\">级</span>的喘振流量减小.本文还研究了增大回流器叶片出口安装角对<span style=\"color:red\">压缩</span>机压比及效率的影响.","authors":[{"authorName":"李学臣","id":"5a2dd7c2-6109-4f0c-a8a4-6edb7e47a170","originalAuthorName":"李学臣"},{"authorName":"席光","id":"08a9b8d9-0e14-4f1b-a97b-83591341f0e0","originalAuthorName":"席光"},{"authorName":"李心伟","id":"99b2f851-2b90-4a12-bac3-a4811c66dd33","originalAuthorName":"李心伟"}],"doi":"","fpage":"955","id":"82803506-4643-49ae-b647-33ec680abb9a","issue":"6","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"85f5aaef-8099-4dd1-b1ca-bb3ab2ebd8e2","keyword":"离心<span style=\"color:red\">压缩</span>机","originalKeyword":"离心压缩机"},{"id":"67588af9-8ab4-4c17-b54c-b8f338f98ce1","keyword":"中间<span style=\"color:red\">级</span>","originalKeyword":"中间级"},{"id":"53d68bbe-417a-409e-8640-de0ec4802e35","keyword":"数值分析","originalKeyword":"数值分析"}],"language":"zh","publisherId":"gcrwlxb201006014","title":"离心<span style=\"color:red\">压缩</span>机中间<span style=\"color:red\">级</span>内流动数值研究","volume":"31","year":"2010"},{"abstractinfo":"尿素行业中的CO2高压离心<span style=\"color:red\">压缩</span>机经常需要经历跨临界的<span style=\"color:red\">压缩</span>过程,在采用CFD技术进行性能分析时,理想物性并不满足临界点变化规律.本文采用二氧化碳实际物性,并与理想物性得出的性能做了比较,指出了不同工况下两者的性能差异.在此基础上,本文又对旋转叶轮及静止回流器内部流动情况进行分析,给出了气动参数与热物性的比较,为CO2高压<span style=\"color:red\">压缩</span>机设计与计算提供依据.","authors":[{"authorName":"李玉刚","id":"0260c2b5-8c5f-4b42-97e4-635e772fb990","originalAuthorName":"李玉刚"},{"authorName":"王彤","id":"6dd2c52a-a02f-41a5-8d60-0b2d6e38e1bf","originalAuthorName":"王彤"},{"authorName":"谷传纲","id":"9047b8d9-b66c-4046-87dc-726d3e6b761b","originalAuthorName":"谷传纲"}],"doi":"","fpage":"1955","id":"2164075c-5723-4fba-b580-89a02445b5da","issue":"10","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"09dfccbb-08d1-4191-9424-708f25b4e68f","keyword":"二氧化碳","originalKeyword":"二氧化碳"},{"id":"1bdd42ed-fed3-4925-80b0-34589b990892","keyword":"离心<span style=\"color:red\">压缩</span>机","originalKeyword":"离心压缩机"},{"id":"56782e28-4aab-47b9-a308-13dbdcb8c3c6","keyword":"临界点","originalKeyword":"临界点"},{"id":"06f77fa2-bbd3-4c66-9a47-fc54a9035af5","keyword":"物性","originalKeyword":"物性"}],"language":"zh","publisherId":"gcrwlxb201410014","title":"CO2<span style=\"color:red\">压缩</span>机<span style=\"color:red\">级</span>临界点附近<span style=\"color:red\">压缩</span>特性的数值研究","volume":"35","year":"2014"},{"abstractinfo":"并联<span style=\"color:red\">双</span>阀双向进气模式是采用了两个并联排列、箭头指示方向相反的阀门来替代单一阀门的双向进气模式,可对脉管制冷中的直流进行有效控制,是使脉管制冷机单<span style=\"color:red\">级</span>情况下达到低于20 K温区的有效手段.本文介绍了一台自行研制的采用并联<span style=\"color:red\">双</span>阀双向进气模式的单<span style=\"color:red\">级</span>脉管制冷机,该制冷机在6 kW<span style=\"color:red\">压缩</span>机的驱动下可获得19.6 K的无负荷制冷温度,在39.2 K时有20.1 W的制冷量,同时给出了并联<span style=\"color:red\">双</span>阀和频率等参数对脉管制冷机性能的影响.","authors":[{"authorName":"甘智华","id":"08eb3ba5-ac4c-4017-9360-7b67943d21a8","originalAuthorName":"甘智华"},{"authorName":"刘华钊","id":"3065e7e6-bc15-4108-9f1f-5d50fd664f28","originalAuthorName":"刘华钊"},{"authorName":"邱利民","id":"07062432-e575-498b-abf0-ace5884c00a7","originalAuthorName":"邱利民"}],"doi":"","fpage":"23","id":"54ded1d2-c3a7-4127-bd01-b5463ef875b1","issue":"1","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"51efc236-4243-499f-b3da-9a040e061d19","keyword":"脉管制冷","originalKeyword":"脉管制冷"},{"id":"2d2c13e6-8152-43fc-a55f-281d21cd7f43","keyword":"双向进气","originalKeyword":"双向进气"},{"id":"bd6ccd6e-673e-4156-bee2-2310065fe18c","keyword":"直流","originalKeyword":"直流"},{"id":"4617b7da-5fc7-4cee-b1d6-4927296f5a64","keyword":"并联<span style=\"color:red\">双</span>阀","originalKeyword":"并联双阀"}],"language":"zh","publisherId":"gcrwlxb200601007","title":"并联<span style=\"color:red\">双</span>阀双向进气单<span style=\"color:red\">级</span>脉管制冷机研究","volume":"27","year":"2006"}],"totalpage":1725,"totalrecord":17245}