Research on Performance of Variable-Lead Rotor Twin Screw Compressor

Twin-screw compressors are widely used in aerodynamics, refrigeration and other fields. The screw rotors are the core component of the screw compressor and affect the performance of the compressor. This paper focuses on variable-lead rotors. A thermal process simulation model considering leakage is...

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Autores principales:	Huagen Wu, Jiankang Liu, Yuqi Shen, Mengtao Liang, Beiyu Zhang
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	screw compressor rotors variable lead design engineering Technology T
Acceso en línea:	https://doaj.org/article/b47c974133ea46f8807d0af1ffbb0119
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spelling	oai:doaj.org-article:b47c974133ea46f8807d0af1ffbb01192021-11-11T15:47:29ZResearch on Performance of Variable-Lead Rotor Twin Screw Compressor10.3390/en142169701996-1073https://doaj.org/article/b47c974133ea46f8807d0af1ffbb01192021-10-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/21/6970https://doaj.org/toc/1996-1073Twin-screw compressors are widely used in aerodynamics, refrigeration and other fields. The screw rotors are the core component of the screw compressor and affect the performance of the compressor. This paper focuses on variable-lead rotors. A thermal process simulation model considering leakage is established to calculate the efficiency of the compressor. Different lead change methods are compared by evaluating the contact line, exhaust port and simulation results. The results show that the compressor obtains better performance when the lead decreases rapidly on the discharge side. Furthermore, the effects of the wrap angle and internal volume ratio on variable-lead rotors are studied. The work provides a reference for the design of the screw compressor rotor.Huagen WuJiankang LiuYuqi ShenMengtao LiangBeiyu ZhangMDPI AGarticlescrew compressorrotorsvariable leaddesign engineeringTechnologyTENEnergies, Vol 14, Iss 6970, p 6970 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	screw compressor rotors variable lead design engineering Technology T
spellingShingle	screw compressor rotors variable lead design engineering Technology T Huagen Wu Jiankang Liu Yuqi Shen Mengtao Liang Beiyu Zhang Research on Performance of Variable-Lead Rotor Twin Screw Compressor
description	Twin-screw compressors are widely used in aerodynamics, refrigeration and other fields. The screw rotors are the core component of the screw compressor and affect the performance of the compressor. This paper focuses on variable-lead rotors. A thermal process simulation model considering leakage is established to calculate the efficiency of the compressor. Different lead change methods are compared by evaluating the contact line, exhaust port and simulation results. The results show that the compressor obtains better performance when the lead decreases rapidly on the discharge side. Furthermore, the effects of the wrap angle and internal volume ratio on variable-lead rotors are studied. The work provides a reference for the design of the screw compressor rotor.
format	article
author	Huagen Wu Jiankang Liu Yuqi Shen Mengtao Liang Beiyu Zhang
author_facet	Huagen Wu Jiankang Liu Yuqi Shen Mengtao Liang Beiyu Zhang
author_sort	Huagen Wu
title	Research on Performance of Variable-Lead Rotor Twin Screw Compressor
title_short	Research on Performance of Variable-Lead Rotor Twin Screw Compressor
title_full	Research on Performance of Variable-Lead Rotor Twin Screw Compressor
title_fullStr	Research on Performance of Variable-Lead Rotor Twin Screw Compressor
title_full_unstemmed	Research on Performance of Variable-Lead Rotor Twin Screw Compressor
title_sort	research on performance of variable-lead rotor twin screw compressor
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/b47c974133ea46f8807d0af1ffbb0119
work_keys_str_mv	AT huagenwu researchonperformanceofvariableleadrotortwinscrewcompressor AT jiankangliu researchonperformanceofvariableleadrotortwinscrewcompressor AT yuqishen researchonperformanceofvariableleadrotortwinscrewcompressor AT mengtaoliang researchonperformanceofvariableleadrotortwinscrewcompressor AT beiyuzhang researchonperformanceofvariableleadrotortwinscrewcompressor
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Research on Performance of Variable-Lead Rotor Twin Screw Compressor

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