CN107142141A - 一种高清洁度极压涡轮机油及其制备方法 - Google Patents

一种高清洁度极压涡轮机油及其制备方法 Download PDF

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CN107142141A
CN107142141A CN201710388150.8A CN201710388150A CN107142141A CN 107142141 A CN107142141 A CN 107142141A CN 201710388150 A CN201710388150 A CN 201710388150A CN 107142141 A CN107142141 A CN 107142141A
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extreme pressure
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pressure turbine
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高逸凡
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Fujian Heishi Lubricants Ltd
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Abstract

本发明涉及了一种高清洁度极压涡轮机油,其组分为:合成基础油、高温抗氧剂、清净分散剂、摩擦改进剂、极压抗磨剂、粘度指数改进剂、降凝剂、防锈剂,所述合成基础油为PAO4、PAO10和双酯混合。上述技术方案提供的高清洁度极压涡轮机油,具有优异的清净性、较高的氧化安定性和抗乳化性、承载能力强,防锈和防腐蚀能力强,具有快速空气释放和抗泡沫形成特性,可适用于蒸汽、燃气和燃气‑蒸汽同时运行的联合循环涡轮机使用。

Description

一种高清洁度极压涡轮机油及其制备方法
技术领域
本发明涉及润滑油领域,特别涉及一种高清洁度极压涡轮机油。
背景技术
涡轮机油主要用于发电厂蒸气轮机、水电站水轮发电机及其它需要深度精制润滑油的润滑场合。涡轮机油就是汽轮发动机用的一种机油,适合高速机械润滑之用,主要起到润滑、散热、冷却调速的作用。涡轮最主要的部件是旋转元件(转子或称叶轮),被安装在涡轮轴上,具有沿圆周均匀排列的叶片。流体所具有的能量在流动中经过喷管时转换成动能,流过转子时流体冲击叶片,推动转子转动,从而驱动涡轮轴旋转。涡轮轴直接或经传动机构带动其他机械,输出机械功。涡轮机油与其它润滑油的主要差别在于更好的耐高温氧化安定性和高温稳定性。
目前市场上由矿物油配制的各种涡轮机油虽然氧化安定性和抗乳化性能可达到涡轮适用的水平,但高温下容易产生积碳、清洁能力不足,不适合燃气-蒸汽同时运行的联合循环涡轮机使用。同时,使用该涡轮机油的涡轮设备需要经常的进行拆卸清洁、维护费用较高,同时涡轮机油的使用寿命较短,使用成本较高。
发明内容
为此,需要提供一种高清洁度极压涡轮机油,其具有优异的清净性、较高的耐高温氧化安定性和抗乳化性,可适用于蒸汽、燃气和燃气-蒸汽同时运行的联合循环涡轮机使用。该高清洁度极压涡轮机油其组分及重量百分含量为:
所述合成基础油包括35~38重量份的PAO4、24~28重量份的PAO10和31~33重量份的双酯。
进一步地,所述高温抗氧剂为二烷基二苯胺。
进一步地,所述清净分散剂为聚异丁烯丁二酰亚胺。
进一步地,所述摩擦改进剂为苯三唑脂肪酸胺盐。
进一步地,所述极压抗磨剂为氨基硫代酯。
进一步地,所述粘度指数改进剂为氢化乙烯丙烯异戊二烯类。
进一步地,所述降凝剂为聚甲基丙烯酸酯。
进一步地,所述防锈剂为烯基丁二酸盐。
发明人还提供了一种高清洁度极压涡轮机油的制备方法,包括以下步骤:
S1:按重量份配比,将合成基础油投入反应釜中,搅拌并加热至60~65℃;
S2:向反应釜中投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌35分钟,
S3:向反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在300~400r/min转速下搅拌80~100分钟;
S4:向反应釜中投入防锈剂,在100~200r/min的转速下搅拌90分钟;
S5:将反应釜中物料输送到储存罐中静置120分钟以上,得到所述机油。
在S1步骤之前还包括以下步骤:按35~38重量份的PAO4、24~28重量份的PAO10和31~33重量份的双酯配制合成基础油。
区别于现有技术,上述技术方案提供的高清洁度极压涡轮机油,粘度指数高,油品粘度受温度的影响小;闪点高,具有突出的高温稳定性,高温下不易生成积炭;倾点低、挥发性小,具有优越的低温稳定性能,确保低温下液压系统工作平稳;优异的抗乳化性,当水份进入机油时可极易分离,确保机件表面的润滑效果和防锈功能,提高涡轮机油的循环和过滤功率;具有较高的氧化安定性,可延长油品使用寿命,有助于减少购油和废油处理成本;承载能力较高,油膜强度高、不易被破坏,设备不易磨损;清洁度为较高,有助于控制沉积形成,减少过滤器堵塞和设备积垢从而减少停机时间和降低维护成本,为涡轮机系统提供高度可靠性;防锈和防腐蚀能力强,防止重要系统部件腐蚀、减少养护和延长部件寿命;具有快速空气释放和抗泡沫形成特性,防止泵的气蚀、设备出现不稳定运行,减少换泵和提高泵的使用效率,可适用于蒸汽、燃气和燃气--蒸汽同时运行的联合循环涡轮机使用。
具体实施方式
为详细说明技术方案的技术内容、构造特征、所实现目的及效果,以下结合具体实施例详予说明。
本实施方式中所用PAO4、PAO10和双酯,为英力士Durasyn系列合成油;极压抗磨剂由青岛利宝石油添加剂有限公司提供;高温抗氧剂、防锈剂由沈阳华伦油品化学有限公司提供;清净分散剂、摩擦改进剂、降凝剂为辽宁锦州惠发天合化学有限公司提供;粘度指数改进剂为美国BPT公司SVM5。
第1实施例:
一种高清洁度极压涡轮机油的制备方法,包括如下步骤:
步骤1:按PAO4:PAO10:双酯=36:25:33的重量份比例配制合成基础油;
步骤2:按以下重量份数称取各组分:
步骤3:在反应釜中加入合成基础油中,搅拌并加热至65℃;
步骤4:再往反应釜中一次投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌30分钟,
步骤5:继续往反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在350r/min转速下搅拌90分钟;
步骤6:最后往反应釜中投入防锈剂,在150r/min的转速下搅拌90分钟;
步骤7:将反应釜中物料输送到储存罐中静置120分钟,得到所述涡轮机油。
将第1实施例制备的涡轮机油进行粘度检测,得出SAE粘度等级为32。
在其他实施例中,对本方法在一定范围内改变了不同原料成分、配比、工艺参数,均可实现发明目的。所调整的范围亦为发明人通过深入研究所确定的,例如对降凝剂含量的改变,首先确保机油能达到性能所要求的倾点,避免份量不足使得机油在低温下凝固,影响润滑油效果。
第2实施例
一种高清洁度极压涡轮机油的制备方法,包括如下步骤:
步骤1:按PAO4:PAO10:双酯=38:26:33的重量份比例配制合成基础油;
步骤2:按以下重量份数称取各组分:
步骤3:在反应釜中加入合成基础油中,搅拌并加热至65℃;
步骤4:再往反应釜中一次投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌30分钟,
步骤5:继续往反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在350r/min转速下搅拌90分钟;
步骤6:最后往反应釜中投入防锈剂,在150r/min的转速下搅拌90分钟;
步骤7:将反应釜中物料输送到储存罐中静置120分钟,得到所述涡轮机油。
将第2实施例制备的涡轮机油进行粘度检测,得出SAE粘度等级为46#。
第3实施例
一种高清洁度极压涡轮机油的制备方法,包括如下步骤:
步骤1:按PAO4:PAO10:双酯=36:27:33的重量份比例配制合成基础油;
步骤2:按以下重量份数称取各组分:
步骤3:在反应釜中加入合成基础油中,搅拌并加热至65℃;
步骤4:再往反应釜中一次投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌30分钟,
步骤5:继续往反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在350r/min转速下搅拌90分钟;
步骤6:最后往反应釜中投入防锈剂,在150r/min的转速下搅拌90分钟;
步骤7:将反应釜中物料输送到储存罐中静置120分钟,得到所述涡轮机油。
将第3实施例制备的涡轮机油进行粘度检测,得出SAE粘度等级为68。
第4实施例
一种高清洁度极压涡轮机油的制备方法,包括如下步骤:
步骤1:按PAO4:PAO10:双酯=35:24:31的重量份比例配制合成基础油;
步骤2:按以下重量份数称取各组分:
步骤3:在反应釜中加入合成基础油中,搅拌并加热至60℃;
步骤4:再往反应釜中一次投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌35分钟,
步骤5:继续往反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在300r/min转速下搅拌100分钟;
步骤6:最后往反应釜中投入防锈剂,在100r/min的转速下搅拌90分钟;
步骤7:将反应釜中物料输送到储存罐中静置120分钟,得到所述涡轮机油。
将第1实施例制备的涡轮机油进行粘度检测,得出SAE粘度等级为32#。
第5实施例
一种高清洁度极压涡轮机油的制备方法,包括如下步骤:
步骤1:按PAO4:PAO10:双酯=37:28:32的重量份比例配制合成基础油;
步骤2:按以下重量份数称取各组分:
步骤3:在反应釜中加入合成基础油中,搅拌并加热至70℃;
步骤4:再往反应釜中一次投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌30分钟,
步骤5:继续往反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在400r/min转速下搅拌80分钟;
步骤6:最后往反应釜中投入防锈剂,在200r/min的转速下搅拌90分钟;
步骤7:将反应釜中物料输送到储存罐中静置120分钟,得到所述涡轮机油。
将第5实施例制备的涡轮机油进行粘度检测,得出SAE粘度等级为46#。
将实施例1-3所得的高清洁度极压涡轮机油成品作为试验用油进行理化性能检测,以验证成品的综合性能,结果见附表1。
参比油分别采用市售粘度等级为32#、46#、68#的矿物油型普通机油。(分别为昆仑公司的32#、46#、68#产品)
附表1各实施例制备所得试验用油的综合测试指标
其中,粘度指数的试验方法为GB/T265,运动粘度的试验方法为GB/T265,倾点的试验方法为GB/T3535,闪点的试验方法为GB/T3536,抗乳化的试验方法为GB/T7305,氧化安定性的试验方法为GB/T 12581,承载能力试验的试验方法为:GB/T19936.1,清洁度试验的试验方法为GB/T14039,液相锈蚀试验的试验方法为GB/T11143,铜片腐蚀试验的试验方法为GB/T5096,空气释放值试验的试验方法为SH/T 0308,泡沫性试验的试验方法为GB/T12579。
结合以上试验结果,我们可以得出结论:按本配方配制的成品与同粘度等级的矿物油机油相比,粘度指数高,油品粘度受温度的影响小;闪点高,具有突出的高温稳定性,高温下不易形成积炭;倾点低、挥发性小,具有优越的低温稳定性能,确保低温下液压系统工作平稳;优异的抗乳化性,当水份进入机油时可极易分离,确保机件表面的润滑效果和防锈功能,提高涡轮机油的循环和过滤功率;具有较高的氧化安定性,可延长油品使用寿命,有助于减少购油和废油处理成本;承载能力较高,油膜强度高、不易被破坏,设备不易磨损;清洁度为较高,有助于控制沉积形成,减少过滤器堵塞和设备积垢从而减少停机时间和降低维护成本为涡轮机系统提供高度可靠性及减少意外停机;防锈和防腐蚀能力强,防止重要系统部件腐蚀、减少养护和延长部件寿命;具有快速空气释放和抗泡沫形成特性,防止不稳定运行和泵的气蚀,减少换泵和提高泵的使用效率。
本发明各实施例中所生产的高清洁度极压涡轮机油和同粘度的机油在工业燃气轮机上进行运行试验,可减轻滑动金属件之间30%左右的磨损,抗氧化强使得换油周期可达8000小时以上,减少停机时间,降低操作和维护成本,提高效率。
需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者终端设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者终端设备所固有的要素。在没有更多限制的情况下,由语句“包括……”或“包含……”限定的要素,并不排除在包括所述要素的过程、方法、物品或者终端设备中还存在另外的要素。此外,在本文中,“大于”、“小于”、“超过”等理解为不包括本数;“以上”、“以下”、“以内”等理解为包括本数。
尽管已经对上述各实施例进行了描述,但本领域内的技术人员一旦得知了基本创造性概念,则可对这些实施例做出另外的变更和修改,所以以上所述仅为本发明的实施例,并非因此限制本发明的专利保护范围,凡是利用本发明说明书所作的等效结构或等效流程变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围之内。

Claims (9)

1.一种高清洁度极压涡轮机油,其特征在于,其组分及重量百分含量为:
所述合成基础油包括35~38重量份的PAO4、24~28重量份的PAO10和31~33重量份的双酯。
2.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述高温抗氧剂为二烷基二苯胺。
3.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述清净分散剂为聚异丁烯丁二酰亚胺。
4.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述摩擦改进剂为苯三唑脂肪酸胺盐。
5.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述极压抗磨剂为氨基硫代酯。
6.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述粘度指数改进剂为氢化乙烯丙烯异戊二烯类。
7.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述降凝剂为聚甲基丙烯酸酯。
8.如权利要求1所述的高清洁度极压涡轮机油,其特征在于,所述防锈剂为烯基丁二酸盐。
9.一种高清洁度极压涡轮机油的制备方法,其特征在于,包括以下步骤:
S1:按重量份配比,将合成基础油投入反应釜中,搅拌并加热至60~70℃;
S2:向反应釜中投入降凝剂、粘度指数改进剂,在300r/min转速下搅拌35分钟,
S3:向反应釜中投入高温抗氧剂、清净分散剂、摩擦改进剂和极压抗磨剂,在300~400r/min转速下搅拌80~100分钟;
S4:向反应釜中投入防锈剂,在100~200r/min的转速下搅拌90分钟;
S5:将反应釜中物料输送到储存罐中静置120分钟以上,得到所述机油。
在S1步骤之前还包括以下步骤:按35~38重量份的PAO4、24~28重量份的PAO10和31~33重量份的双酯配制合成基础油。
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US20060069000A1 (en) * 2004-09-29 2006-03-30 Jun Dong Stabilized lubricant compositions
CN103525525A (zh) * 2013-10-21 2014-01-22 广西大学 闭式循环蒸汽轮机润滑剂
CN106590877A (zh) * 2016-12-07 2017-04-26 福建黑狮润滑油有限公司 一种全合成重负荷螺杆空气压缩机油及其制备方法

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