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申请号:201911069635.6 公开号:CN110865236A 主分类号:G01R25/00
申请人:【中文】广州供电局有限公司【EN】GUANGZHOU POWER SUPPLY Co.,Ltd. 申请日:2019.11.05 公开日:2020.03.06
摘要:【中文】本申请涉及一种户变关系识别能力测试系统、方法、装置和计算机设备。所述系统包括:三相源,用于根据现场待测试的台区的相位角模拟现场台区的用电环境;单相电表,用于测量每相的电能,还用于识别自身所在台区的相位角;台区集中器,用于分别获取每个单相电表所在台区的相位角,并与台区集中器所在台区的相位角进行比对,若相位角相同则单相电表与台区集中器为对应台区,得到与各个单相电表的比对结果;台区集中器的数量与三相源相同;其中,比对结果用于判定户变关系识别能力是否正常。采用本方法能够无需进行现场测试,不会影响到居民用电,而且可以根据测试需要对目标待测设备进行孤立测试,实现灵活测试。 【EN】The application relates to a system, a method and a device for testing user variable relation recognition capability and computer equipment. The system comprises: the three-phase source is used for simulating the electricity utilization environment of the field transformer area according to the phase angle of the transformer area to be tested on the field; the single-phase electric meter is used for measuring the electric energy of each phase and identifying the phase angle of the distribution room where the single-phase electric meter is located; the transformer area concentrator is used for respectively acquiring a phase angle of a transformer area where each single-phase electric meter is located, comparing the phase angle with the phase angle of the transformer area where the transformer area concentrator is located, and if the phase angles are the same, the single-phase electric meters and the transformer area concentrator are corresponding transformer areas to obtain comparison results with the single-phase electric meters; the number of the platform zone concentrators is the same as that of the three-phase sources; and the comparison result is used for judging whether the identification capability of the user variable relationship is normal or not. By adopting the method, field test is not needed, the electricity consumption of residents is not influenced, and isolated test can be carried out on target equipment to be tested according to the test requirement, so that flexible test is realized.
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申请号:201811378967.8 公开号:CN111197818A 主分类号:F24F1/12
摘要:【中文】本发明提供一种空调室外机及中央空调,包括换热器、第一风机以及第二风机;第一风机和第二风机沿出风方向上下设置;换热器围设在第一风机和第二风机周围以形成风道;第一风机和第二风机设置于风道内;或,第一风机设置于风道的出风口处,第二风机设置于风道内并位于第一风机的下方;采用以上技术方案,能够有效提高空调器室外机风道内风场分布均匀性,从而提高换热效率,并且可以有效提高风机系统的抗静压能力、降低电机转速和功率,节省成本;本发明提供的方案,能够有效降低风机系统和空调制冷组件的噪音,从而提高空调的体验感。 【EN】The invention provides an air conditioner outdoor unit and a central air conditioner, which comprise a heat exchanger, a first fan and a second fan, wherein the heat exchanger is arranged on the air conditioner outdoor unit; the first fan and the second fan are arranged up and down along the air outlet direction; the heat exchanger is arranged around the first fan and the second fan to form an air duct; the first fan and the second fan are arranged in the air duct; or the first fan is arranged at the air outlet of the air duct, and the second fan is arranged in the air duct and is positioned below the first fan; by adopting the technical scheme, the air field distribution uniformity in the air duct of the outdoor unit of the air conditioner can be effectively improved, so that the heat exchange efficiency is improved, the static pressure resistance of a fan system can be effectively improved, the rotating speed and the power of the motor are reduced, and the cost is saved; according to the scheme provided by the invention, the noises of the fan system and the air conditioner refrigeration assembly can be effectively reduced, so that the experience of the air conditioner is improved.
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申请号:202010120014.2 公开号:CN111157429A 主分类号:G01N15/08
摘要:【中文】本发明涉及一种油雾分离器的检测装置及其使用方法,涉及油雾分离器检测设备的技术领域,其包括油箱,油箱的顶部设有出气口,出气口上连通有油雾分离器,油雾分离器的输出端连通有烟尘浓度检测仪,油箱包括油烟发生区和油烟排出区,油烟发生区和油烟排出区间设有隔板;油烟发生区中间位置设有电加热管,油烟发生区沿其长度方向的两侧均设有注油管,注油管连通有注油装置,注油管朝向电加热管设有喷头,两个注油管下方均设有进气管,进气管连通有进气装置,油烟排出区的侧壁上设有补气装置。本发明具有提升油烟的形成速度和油液的利用率,同时减少油液进入油雾分离器,提升对油雾分离器检测的准确性的效果。 【EN】The invention relates to a detection device of an oil mist separator and a use method thereof, relating to the technical field of detection equipment of the oil mist separator, comprising an oil tank, wherein the top of the oil tank is provided with an air outlet which is communicated with the oil mist separator, the output end of the oil mist separator is communicated with a smoke concentration detector, the oil tank comprises an oil smoke generation area and an oil smoke discharge area, and a partition plate is arranged between the oil smoke generation area and the oil smoke discharge area; the oil smoke emergence district intermediate position is equipped with electric heating pipe, and oil smoke emergence district all is equipped with the notes oil pipe along its length direction's both sides, and notes oil pipe intercommunication has oiling device, and notes oil pipe is equipped with the shower nozzle towards electric heating pipe, and two notes oil pipe below all are equipped with the intake pipe, and the intake pipe intercommunication has air inlet unit, is equipped with air supplement unit on the lateral wall in oil smoke exhaust district. The invention has the effects of improving the forming speed of oil smoke and the utilization rate of oil, reducing the oil from entering the oil mist separator and improving the detection accuracy of the oil mist separator.
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申请号:201911325869.2 公开号:CN110885395A 主分类号:C08F212/08
摘要:【中文】本发明提供一种交联型聚苯乙烯材料的制备方法,包括以下步骤:A)将苯乙烯单体、交联剂和引发剂混合,在充满氮气的密闭环境中进行紫外光辐照或脉冲强光照射,进行本体聚合,得到聚苯乙烯;所述本体聚合的温度为0~40℃;所述本体聚合的时间为5~30小时;B)将所述步骤A)得到的聚苯乙烯进行破碎或挤出造粒,得到交联型聚苯乙烯材料。本发明通过紫外光或脉冲强光进行辐照苯乙烯与交联剂引发本体聚合,低温温和反应,不需要去除单体残留工艺,整体制备工艺及装置简单,可以制成整块状,或破碎及挤出成为颗粒成品。制品纯度高,透明度高,满足不同功能领域的应用要求。本发明还提供了一种交联聚苯乙烯材料的制备装置。 【EN】The invention provides a preparation method of a cross-linked polystyrene material, which comprises the following steps: A) mixing a styrene monomer, a cross-linking agent and an initiator, and carrying out ultraviolet irradiation or pulse intense light irradiation in a closed environment filled with nitrogen to carry out bulk polymerization to obtain polystyrene; the temperature of the bulk polymerization is 0-40 ℃; the time for bulk polymerization is 5-30 hours; B) and C) crushing or extruding and granulating the polystyrene obtained in the step A) to obtain the cross-linked polystyrene material. The invention uses ultraviolet light or strong pulse light to irradiate styrene and cross-linking agent to initiate bulk polymerization, the reaction is mild at low temperature, the monomer residue removing process is not needed, the whole preparation process and the device are simple, and the product can be made into whole blocks or crushed and extruded into particle finished products. The product has high purity and high transparency, and meets the application requirements of different functional fields. The invention also provides a preparation device of the crosslinked polystyrene material.
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申请号:201811090620.3 公开号:CN110898051A 主分类号:A61K31/352
申请人:【中文】复旦大学【EN】FUDAN University 申请日:2018.09.17 公开日:2020.03.24
摘要:【中文】本发明属医药技术领域,涉及通式(I)结构的异戊烯基黄酮类化合物的用途。所述化合物为(E)‑2‑(3,4‑二羟基苯基)‑8‑(3,7‑二甲基‑2,6‑辛二烯基)‑5,7‑二羟基‑3‑甲氧基‑4H‑苯并吡喃‑4‑酮(1),2‑(3,4‑二羟基苯基)‑5,7‑二羟基‑3‑甲氧基‑8‑(3‑甲基‑2‑丁烯基)‑4H‑苯并吡喃‑4‑酮(2),2‑[3,4‑二羟基‑5‑(3‑甲基‑2‑丁烯基)苯基]‑3,5,7‑三羟基‑8‑(3‑甲基‑2‑丁烯基)‑4H‑苯并吡喃‑4‑酮(3),2‑(3,4‑二羟基苯基)‑5,7‑二羟基‑3‑甲氧基‑6,8‑二(3‑甲基‑2‑丁烯基)‑4H‑苯并吡喃‑4‑酮(4)和2‑[3,4‑二羟基‑2,6‑二(3‑甲基‑2‑丁烯基)苯基]‑3,5,7‑三羟基‑8‑(3‑甲基‑2‑丁烯基)‑4H‑苯并吡喃‑4‑酮(5),实验证实,该类化合物对蛋白酪氨酸磷酸酶1B具有很强的抑制活性,可制备蛋白酪氨酸磷酸酶1B抑制剂,进一步制备预防或治疗2型糖尿病的药物。 【EN】The invention belongs to the technical field of medicines, and relates to application of an isopentenyl flavonoid compound with a structure shown in a general formula (I). The compound is (E) -2- (3, 4-dihydroxyphenyl) -8- (3, 7-dimethyl-2, 6-octadienyl) -5, 7-dihydroxy-3-methoxy-4H-benzopyran-4-one (1), 2- (3, 4-dihydroxyphenyl) -5, 7-dihydroxy-3-methoxy-8- (3-methyl-2-butenyl) -4H-benzopyran-4-one (2), 2- [3, 4-dihydroxy-5- (3-methyl-2-butenyl) phenyl]-3, 5, 7-Trihydroxyl-8- (3-methyl-2-butenyl) -4H-benzopyran-4-one (3), 2- (3, 4-dihydroxyphenyl) -5, 7-dihydroxy-3-methoxy-6, 8-bis (3-methyl-2-butenyl) -4H-benzopyran-4-one (4) and 2- [3, 4-dihydroxy-2, 6-bis (3-methyl-2-butenyl) phenyl]Experiments prove that the compounds have strong inhibitory activity on protein tyrosine phosphatase 1B, can be used for preparing protein tyrosine phosphatase 1B inhibitors, and can be further used for preparing medicines for preventing or treating type 2 diabetes.
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申请号:201911327430.3 公开号:CN110922514A 主分类号:C08F118/08
摘要:【中文】本发明涉及一种聚醋酸乙烯酯的制备方法,包括如下步骤:首先,将醋酸乙烯酯单体、链转移剂、光感引发剂充分混合均匀,得到混合料液;其次,对混合料液进行驱氧并降温;再次,将驱氧后的混合料液导入光照反应室中并对其进行光辐照,得到块状聚醋酸乙烯酯;最终,对块状聚醋酸乙烯酯进行造粒制备出聚醋酸乙烯酯成品。该本体聚合制备聚醋酸乙烯酯的方法,较溶剂法制备出的原材料中不会出现溶剂残留的问题,制备出的聚醋酸乙烯酯产品纯净,合成过程温和可控,成品率高,合成工艺简单;此外,还提供了一种制备聚醋酸乙烯酯的装置,该装置的特点在于在皮带输送机上设有料液承载单元,这种传送结构形成了连续的生产模式,降低了产品的制备成本。 【EN】The invention relates to a preparation method of polyvinyl acetate, which comprises the following steps: firstly, fully and uniformly mixing a vinyl acetate monomer, a chain transfer agent and a light sensation initiator to obtain a mixed feed liquid; secondly, removing oxygen and cooling the mixed feed liquid; thirdly, introducing the mixed feed liquid after oxygen removal into an illumination reaction chamber and carrying out light irradiation on the mixed feed liquid to obtain blocky polyvinyl acetate; and finally, granulating the blocky polyvinyl acetate to prepare a finished polyvinyl acetate product. Compared with the raw material prepared by a solvent method, the method for preparing the polyvinyl acetate by bulk polymerization does not have the problem of solvent residue, and the prepared polyvinyl acetate product is pure, mild and controllable in synthesis process, high in yield and simple in synthesis process; in addition, the device for preparing the polyvinyl acetate is characterized in that the material liquid bearing unit is arranged on the belt conveyor, and the conveying structure forms a continuous production mode and reduces the preparation cost of products.
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申请号:201911414048.6 公开号:CN110913116A 主分类号:H04N5/225
申请人:【中文】黑龙江大学【EN】Heilongjiang University 申请日:2019.12.31 公开日:2020.03.24
摘要:【中文】小型红外可见光多功能融合相机。要想进行图像融合要通过多种设备进行图像采集并且还需要高性能计算机进行后期图像处理不但成本比较高,图像处理的效率比较低下。本发明组成包括:目标图像采集的红外光学传感器(3)和可见光图像光学传感器(4),红外光学传感器可对检测目标采集所需红外图像,可见光图像光学传感器可对检测目标采集所需可见光图像,红外光学传感器和可见光光学传感器分别与小型嵌入式处理器(11)连接,由传感器采集的可见光图像和红外图像信号传输至小型嵌入式处理器中,小型嵌入式处理器与LCD显示装置(2)连接,将处理后的图像信号显示在LCD显示装置上。本发明用于小型红外可见光多功能融合相机。 【EN】A small infrared and visible light multifunctional fusion camera. Image fusion needs to be performed by various devices for image acquisition, and high-performance computers are also needed for post-image processing, so that the cost is high, and the efficiency of image processing is low. The invention comprises the following components: the infrared optical sensor (3) and the visible light image optical sensor (4) that the target image gathered, the infrared optical sensor can gather the required infrared image to detecting the target, the visible light image optical sensor can gather the required visible light image to detecting the target, infrared optical sensor and visible light optical sensor are connected with small-size embedded processor (11) respectively, the visible light image and the infrared image signal transmission that are gathered by the sensor are to small-size embedded processor in, small-size embedded processor is connected with LCD display device (2), image signal display after will handling is on LCD display device. The invention is used for the small infrared visible light multifunctional fusion camera.
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申请号:201911325880.9 公开号:CN110894303A 主分类号:C08J3/28
摘要:【中文】本发明提供一种电子束辐照交联聚苯乙烯材料的制备方法,包括以下步骤:A)将苯乙烯单体与引发剂混合,在充满氮气的密闭环境中进行紫外光辐照或者脉冲强光照射,进行本体聚合,得到聚苯乙烯;所述本体聚合的温度为0~40℃;所述本体聚合的时间为5~30小时;B)将所述聚苯乙烯进行电子束辐照,得到交联的聚苯乙烯材料。本发明中的制备方法无需预聚合步骤,简化了生产流程。实验结果表明,本发明中的制备方法制得的聚苯乙烯残单值在质量分数0.3‰以下。本发明还提供了一种电子束辐照交联聚苯乙烯材料的制备装置,为本发明中的聚合反应提供密闭的条件。 【EN】The invention provides a preparation method of an electron beam irradiation crosslinked polystyrene material, which comprises the following steps: A) mixing a styrene monomer with an initiator, and carrying out ultraviolet irradiation or pulse intense light irradiation in a closed environment filled with nitrogen to carry out bulk polymerization to obtain polystyrene; the temperature of the bulk polymerization is 0-40 ℃; the time for bulk polymerization is 5-30 hours; B) and (3) carrying out electron beam irradiation on the polystyrene to obtain the crosslinked polystyrene material. The preparation method of the invention does not need a prepolymerization step, thereby simplifying the production flow. Experimental results show that the polystyrene residue prepared by the preparation method is below 0.3 per mill of mass fraction. The invention also provides a preparation device of the electron beam irradiation crosslinked polystyrene material, which provides a closed condition for the polymerization reaction in the invention.
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申请号:201911327281.0 公开号:CN110981998A 主分类号:C08F112/08
摘要:【中文】本发明提供一种通用聚苯乙烯材料的制备方法,包括以下步骤:A)将苯乙烯单体与引发剂混合,在充满氮气的密闭环境中进行紫外光辐照或者脉冲强光照射,进行本体聚合,得到聚苯乙烯;所述本体聚合的温度为0~40℃;所述本体聚合的时间为5~30小时。本发明通过紫外光或脉冲强光进行苯乙烯辐照引发本体聚合,低温温和反应,不需要去除单体残留,工艺及装置简单,可以制成整块状,或破碎及挤出成为颗粒,再经过电子束辐照交联为成品。制品纯度高,透明度高,分子量可以根据要求调整,满足不同功能领域的应用要求。并且,本发明中的制备方法无需预聚合步骤,简化了生产流程。本发明还提供了一种通用聚苯乙烯材料的制备装置。 【EN】The invention provides a preparation method of a general polystyrene material, which comprises the following steps: A) mixing a styrene monomer with an initiator, and carrying out ultraviolet irradiation or pulse intense light irradiation in a closed environment filled with nitrogen to carry out bulk polymerization to obtain polystyrene; the temperature of the bulk polymerization is 0-40 ℃; the time of the bulk polymerization is 5 to 30 hours. The invention carries out styrene irradiation to initiate bulk polymerization by ultraviolet light or intensive pulse light, has mild reaction at low temperature, does not need to remove monomer residues, has simple process and device, can be prepared into whole blocks or crushed and extruded into particles, and then is crosslinked into finished products by electron beam irradiation. The product has high purity and transparency, and the molecular weight can be adjusted according to requirements, thereby meeting the application requirements of different functional fields. In addition, the preparation method of the invention does not need a prepolymerization step, thereby simplifying the production flow. The invention also provides a preparation device of the general polystyrene material.
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申请号:201911327409.3 公开号:CN110982005A 主分类号:C08F212/10
摘要:【中文】本发明涉及一种SAN树脂的制备方法,包括如下步骤:首先,将苯乙烯、丙烯腈和引发剂充分混合均匀,得到混合料液;其次,对混合料液进行驱氧并降温;再次,将混合料液导入光照反应室中并对其进行光辐照,得到块状SAN树脂;最后,将所述块状SAN树脂进行造粒制备成SAN树脂成品。本申请设计了一种应用辐照的光引发连续本体聚合法制备SAN树脂的方法,较悬浮法或乳液法等聚合方法制备出的成品中不会出现溶剂残留的问题,制备出的SAN树脂产品纯净,合成过程温和可控,成品率高,合成工艺简单;此外,还提供了一种制备SAN树脂的装置,该装置的特点在于在皮带输送机上设有料液承载单元,这种传送结构形成了连续的生产模式,降低了产品的制备成本。 【EN】The invention relates to a preparation method of SAN resin, which comprises the following steps: firstly, fully and uniformly mixing styrene, acrylonitrile and an initiator to obtain a mixed feed liquid; secondly, removing oxygen and cooling the mixed feed liquid; thirdly, introducing the mixed liquid into an illumination reaction chamber and carrying out light irradiation on the mixed liquid to obtain massive SAN resin; and finally, granulating the massive SAN resin to prepare a SAN resin finished product. Compared with a finished product prepared by a polymerization method such as a suspension method or an emulsion method and the like, the method for preparing the SAN resin by using the irradiation photoinitiation continuous bulk polymerization method has the advantages of no solvent residue, pure prepared SAN resin product, mild and controllable synthesis process, high yield and simple synthesis process; in addition, the device for preparing SAN resin is characterized in that the material liquid bearing unit is arranged on the belt conveyor, and the conveying structure forms a continuous production mode, so that the preparation cost of the product is reduced.
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