会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 5. 发明申请
    • EJECTOR REFRIGERATION CIRCUIT
    • 喷油器制冷电路
    • WO2016180481A1
    • 2016-11-17
    • PCT/EP2015/060453
    • 2015-05-12
    • CARRIER CORPORATIONHELLMANN, Sascha
    • HELLMANN, SaschaKREN, Christoph
    • F25B41/00F25B1/10F25B5/00F25B41/04
    • F25B41/043F25B1/10F25B5/00F25B5/02F25B41/00F25B2341/0012F25B2341/0015F25B2700/195F25B2700/197F25B2700/2109F25B2700/21163F25B2700/21175
    • An ejector refrigeration circuit (1) comprises a high pressure ejector circuit (3) comprising in the direction of flow of a circulating refrigerant: a heat rejecting heat exchanger/gas cooler (4) having an inlet side (4a) and an outlet side (4b); at least two variable ejectors (6, 7) with different capacities connected in parallel, each of the variable ejectors (6, 7) comprising a primary high pressure input port (6a, 7a), a secondary low pressure input port (6b, 7b) and an output port (6c, 7c); wherein the primary high pressure input ports (6a, 7a) of the at least two variable ejectors (6, 7) are fluidly connected to the outlet side (4b) of the heat rejecting heat exchanger/gas cooler (4); a receiver (8), having an inlet (8a), a liquid outlet (8c), and a gas outlet (8b), wherein the inlet (8a) is fluidly connected to the output ports (6c, 7c) of the at least two variable ejectors (6, 7); at least one compressor (2a, 2b, 2c) having an inlet side (21a, 21 b, 21c) and an outlet side (22a, 22b, 22c), the inlet side (21a, 21 b, 21c) of the at least one compressor (2a, 2b, 2c) being fluidly connected to the gas outlet (8b) of the receiver (8), and the outlet side (22a, 22b, 22c) of the at least one compressor (2a, 2b, 2c) being fluidly connected to the inlet side (4a) of the heat rejecting heat exchanger/gas cooler (4). The ejector refrigeration circuit (1 ) further comprises a refrigerating evaporator flowpath (5) comprising in the direction of flow of the circulating refrigerant: at least one refrigeration expansion device (10) having an inlet side (10a), fluidly connected to the liquid outlet (8c) of the receiver (8), and an outlet side (7b); at least one refrigeration evaporator (12) fluidly connected between the outlet side (10b) of the at least one refrigeration expansion device (10) and the secondary low pressure input ports (6b, 7b) of the at least two variable ejectors (6, 7).
    • 喷射器制冷回路(1)包括高压喷射器回路(3),其包括循环制冷剂的流动方向:具有入口侧(4a)和出口侧(3)的排热热交换器/气体冷却器(4) 图4b); 具有并联连接的不同容量的至少两个可变喷射器(6,7),每个可变喷射器(6,7)包括主高压输入端口(6a,7a),次级低压输入端口(6b,7b) )和输出端口(6c,7c); 其中所述至少两个可变喷射器(6,7)的所述主高压输入端口(6a,7a)流体地连接到所述排热热交换器/气体冷却器(4)的出口侧(4b)。 具有入口(8a),液体出口(8c)和气体出口(8b)的接收器(8),其中所述入口(8a)流体地连接到所述输出端口(6c,7c) 两个可变喷射器(6,7); 具有至少一个具有入口侧(21a,21b,21c)和出口侧(22a,22b,22c)的至少一个压缩机(2a,2b,2c),所述入口侧(21a,21b,21c) 一个压缩机(2a,2b,2c)流体连接到接收器(8)的气体出口(8b),并且至少一个压缩机(2a,2b,2c)的出口侧(22a,22b,22c) 流体连接到排热热交换器/气体冷却器(4)的入口侧(4a)。 喷射器制冷回路(1)还包括制冷蒸发器流路(5),其包括循环制冷剂的流动方向:至少一个具有入口侧(10a)的制冷膨胀装置(10),流体连接到液体出口 (8c)和出口侧(7b); 至少一个冷冻蒸发器(12),其流体连接在所述至少一个制冷膨胀装置(10)的出口侧(10b)和所述至少两个可变喷射器(6)的所述二次低压输入端口(6b, 7)。
    • 9. 发明申请
    • REFRIGERATION CIRCUIT
    • 制冷回路
    • WO2010003590A3
    • 2010-07-29
    • PCT/EP2009004789
    • 2009-07-02
    • CARRIER CORPFINCKH OLIVERSIENEL TOBIAS HHAFKEMEYER MARKUSKREN CHRISTOPHSCHREY RAINER
    • FINCKH OLIVERSIENEL TOBIAS HHAFKEMEYER MARKUSKREN CHRISTOPHSCHREY RAINER
    • F25B9/00
    • F25B49/027F25B1/10F25B9/008F25B2309/061F25B2400/01F25B2400/04F25B2400/22F25B2400/23F25B2500/31F25B2700/04F25B2700/2109
    • A refrigeration circuit (2) has a mono- or multi-component refrigerant, especially CO2, circulating therein, said refrigeration circuit (2) enabling an transcritical operation, said refrigeration circuit (2) comprising, in the direction of refrigerant flow, a compressor unit (4), a condenser/gascooler (6), a high pressure control valve (12), a collecting container (14), and at least one evaporator (18, 22) having an expansion device (16, 20) connected upstream thereof, wherein a flashgas line (24) having a medium pressure control valve (26) arranged therein is provided between an upper portion of the collecting container (14) and the suction line leading to the compressor unit (4), wherein a temperature, pressure or liquid level sensor (28) is provided in or at the collecting container (14), wherein a bypass line (30) having a medium pressure holding valve (32) arranged therein is provided connecting the line between the condenser/gascooler (6) and the high pressure control valve (12) to the line between the collecting container (14) and the expansion device(s) (16, 20), and wherein a control unit is provided said control unit being configured to open the medium pressure holding valve (32) when the temperature or pressure in the collecting container (14) sensed by the sensor (28) falls below a predetermined threshold or the liquid level in the collecting container (14) sensed by the sensor (28) exceeds a predetermined threshold, such that the medium pressure is prevented from decreasing.
    • 制冷回路(2)具有在其中循环的单组分或多组分制冷剂,特别是CO 2,所述制冷回路(2)能够进行跨临界操作,所述制冷回路(2)沿制冷剂流动方向包括压缩机 包括膨胀装置(16,20)的单元(4),冷凝器/加湿器(6),高压控制阀(12),收集容器(14)和至少一个蒸发器(18,22) 其中,在所述收集容器(14)的上部与通向所述压缩机单元(4)的吸入管线之间设置有布置在其中的具有中压控制阀(26)的闪蒸汽管线(24),其中, (14)中或其上设置有压力或液位传感器(28),其中设置有布置在其中的中压保持阀(32)的旁路管线(30),其连接冷凝器/加湿器(6) )和高压控制阀(12) 到达收集容器(14)和膨胀装置(16,20)之间的管路,并且其中提供控制单元,所述控制单元被配置为当温度或压力(32)被打开时打开中压保持阀(32) 在由传感器(28)感测的收集容器(14)中落入预定阈值以下或由传感器(28)感测的收集容器(14)中的液位超过预定阈值,使得防止中压 降低。
    • 10. 发明申请
    • REFRIGERATION CIRCUIT
    • 制冷电路
    • WO2010003590A2
    • 2010-01-14
    • PCT/EP2009/004789
    • 2009-07-02
    • CARRIER CORPORATIONFINCKH, OliverSIENEL, Tobias, H.HAFKEMEYER, MarkusKREN, ChristophSCHREY, Rainer
    • FINCKH, OliverSIENEL, Tobias, H.HAFKEMEYER, MarkusKREN, ChristophSCHREY, Rainer
    • F25B9/00F25B49/02
    • F25B49/027F25B1/10F25B9/008F25B2309/061F25B2400/01F25B2400/04F25B2400/22F25B2400/23F25B2500/31F25B2700/04F25B2700/2109
    • A refrigeration circuit (2) has a mono- or multi-component refrigerant, especially CO 2 , circulating therein, said refrigeration circuit (2) enabling an transcritical operation, said refrigeration circuit (2) comprising, in the direction of refrigerant flow, a compressor unit (4), a condenser/gascooler (6), a high pressure control valve (12), a collecting container (14), and at least one evaporator (18, 22) having an expansion device (16, 20) connected upstream thereof, wherein a flashgas line (24) having a medium pressure control valve (26) arranged therein is provided between an upper portion of the collecting container (14) and the suction line leading to the compressor unit (4), wherein a temperature, pressure or liquid level sensor (28) is provided in or at the collecting container (14), wherein a bypass line (30) having a medium pressure holding valve (32) arranged therein is provided connecting the line between the condenser/gascooler (6) and the high pressure control valve (12) to the line between the collecting container (14) and the expansion device(s) (16, 20), and wherein a control unit is provided said control unit being configured to open the medium pressure holding valve (32) when the temperature or pressure in the collecting container (14) sensed by the sensor (28) falls below a predetermined threshold or the liquid level in the collecting container (14) sensed by the sensor (28) exceeds a predetermined threshold, such that the medium pressure is prevented from decreasing.
    • 制冷回路(2)具有循环在其中的单组分或多组分制冷剂,特别是二氧化碳,所述制冷回路(2)能够进行跨临界操作,所述制冷回路(2)在致冷剂流动的方向上包括压缩机 单元(4),冷凝器/冷却器(6),高压控制阀(12),收集容器(14)和至少一个具有连接到上游的膨胀装置(16,20)的蒸发器 其特征在于,在所述收集容器(14)的上部与通向所述压缩机单元(4)的吸入管线之间设置有设置有中压控制阀(26)的闪蒸管线(24) 压力或液位传感器(28)设置在收集容器(14)中或集尘容器(14)中,其中设置有布置在其中的具有中压保持阀(32)的旁通管线(30),其连接冷凝器/冷却器(6) )和高压控制阀(12) 到所述收集容器(14)和所述膨胀装置(16,20)之间的管线,并且其中设置有控制单元,所述控制单元构造成当所述温度或压力 在由传感器(28)感测到的收集容器(14)中,下降到预定阈值以下或由传感器(28)感测到的收集容器(14)中的液位超过预定阈值,从而防止介质压力 降低。