Abstract: An expansion valve (1) is described to include a housing (2) having in inlet port (3) and an outlet port (4), a valve seat (5) arranged between the inlet port (3) and the outlet port (4), a valve element (6) movable over an operating stroke between a closed position at the valve seat (5) and an opened position away from the valve seat (5), and an actuator (7), wherein the actuator (7) has an electric rotary motor (8) acting on the valve element (5) by means of a threaded spindle (10) and a nut (9), wherein one of spindle (10) and nut (9) is rotatably driven by the motor (8) and the other one is rotatably fixed. Such an expansion valve should have the possibility for a simple assembly. To this end, in a disassembled condition of housing (2) and actuator (7), the actuator (7) has a mounting stroke which is at least two times the operating stroke, wherein the mounting stoke extends the operating stroke.

Abstract: A valve arrangement comprising a valve housing, a valve inlet, a valve outlet and a diaphragm assembly for controlling a fluid flow through the valve housing from the valve inlet to the valve outlet, the diaphragm assembly comprising a diaphragm and a diaphragm plate at least partially covering the diaphragm, the diaphragm comprising one or more equalization holes passing through the diaphragm and the diaphragm plate comprising one or more equalization openings passing through the diaphragm plate, the equalization holes being aligned with the equalization openings. The diaphragm assembly comprises an engagement zone engaging the diaphragm in order to rotationally fix the diaphragm and the diaphragm plate with respect to each other so that the equalization holes will keep aligned with the equalization openings to ensure proper function of the valve arrangement at all times.

Abstract: One embodiment includes a method for monitoring a CIP process previously performed. The method includes accessing CIP process data stored in a CIP library. The CIP process data includes CIP phase data associated with a plurality of CIP phases in the CIP process previously performed, equipment data associated with objects used in the CIP process during one or more of the CIP phases, and consumable data associated with consumables consumed by corresponding equipment in the CIP process. In addition, the method includes displaying at least a portion of the CIP process data, and providing a graphical user interface. The graphical user interface is configured to: organize the CIP process data into at least one of (i) a plurality of CIP phases or (ii) consumable data, and sort equipment data according to one or more of the plurality of corresponding CIP phases or corresponding consumables.

Abstract: The invention relates to a valve (1) comprising a main valve (2), a pilot valve (3), a housing (4), an inlet (5) and an outlet (8). Opening and closing of the main valve (2) is controlled by the pilot valve (3). A pilot valve seat (10) is arranged in a diaphragm (6). A pilot chamber (11) is arranged in the housing (4) separated from the inlet (5) and the outlet (8) by the diaphragm (6). Task of the invention is to provide a valve with a lower cost. According to the invention a support member (17) supports the diaphragm (6), wherein the support member (17) is guided in the housing, and wherein a radial gap (26) is arranged between the radially outer end of the diaphragm (6) and the housing (4) in a radial direction perpendicular to the opening direction of the pilot valve (3). Thereby, a cheaper, less resistant material for the diaphragm can be used.

Abstract: One embodiment includes a method for monitoring a CIP process previously performed. The method includes accessing CIP process data stored in a CIP library. The CIP process data includes CIP phase data associated with a plurality of CIP phases in the CIP process previously performed, equipment data associated with objects used in the CIP process during one or more of the CIP phases, and consumable data associated with consumables consumed by corresponding equipment in the CIP process. In addition, the method includes displaying at least a portion of the CIP process data, and providing a graphical user interface. The graphical user interface is configured to: organize the CIP process data into at least one of (i) a plurality of CIP phases or (ii) consumable data, and sort equipment data according to one or more of the plurality of corresponding CIP phases or corresponding consumables.

Abstract: One embodiment includes a method for simulating an operational effect of one or more changes in a CIP process. The method includes providing a graphical user interface configured to receive inputs from a user, receiving at least one proposed adjustment to one CIP phase of the CIP process, and generating a simulated CIP process based on a first set of CIP data and the at least one proposed adjustment to generate simulated CIP data based on the simulated CIP process. The simulated CIP data is displayed on the display. The simulated CIP data includes at least one of the amount or the total cost of each consumable used to generate the simulated CIP data. A total cost of the simulated CIP process is calculated, where the total cost of the simulated CIP process incorporates the proposed adjustment.

Abstract: The present invention relates to a valve arrangement (1) comprising a valve housing (2), a valve inlet (3), a valve outlet (4) and a diaphragm assembly for controlling a fluid flow through the valve housing (2) from the valve inlet (3) to the valve outlet (4), the diaphragm assembly comprising a diaphragm (5) and a diaphragm plate (6) at least partially covering the diaphragm (5), the diaphragm (5) comprising one or more equalization holes (13) passing through the diaphragm (5) and the diaphragm plate (6) comprising one or more equalization openings (12) passing through the diaphragm plate (6), the equalization holes (13) being aligned with the equalization openings (12). According to the invention, the diaphragm assembly comprises an engagement zone engaging the diaphragm (5) in order to rotationally fix the diaphragm (5) and the diaphragm plate (6) with respect to each other. This has the effect that the equalization holes (13) will keep aligned with the equalization openings (12).

Abstract: A solenoid valve includes a housing, having an inlet and an outlet, wherein the solenoid valve also includes a valve element and a valve seat. To provide a solenoid valve to be used with high maximum operating pressure differences between inlet and outlet, the solenoid valve includes at least one progressive spring, wherein the valve element is forced by the at least one progressive spring. Thereby, the spring force acting on the valve element in the closed position of the valve may be decreased, while still retaining a large spring force in the opened position of the solenoid valve.

Abstract: The invention relates to a valve (1) comprising a main valve (2), a pilot valve (3), a housing (4), an inlet (5) and an outlet (8). Opening and closing of the main valve (2) is controlled by the pilot valve (3). A pilot valve seat (10) is arranged in a diaphragm (6). A pilot chamber (11) is arranged in the housing (4) separated from the inlet (5) and the outlet (8) by the diaphragm (6). Task of the invention is to provide a valve with a lower cost. According to the invention a support member (17) supports the diaphragm (6), wherein the support member (17) is guided in the housing, and wherein a radial gap (26) is arranged between the radially outer end of the diaphragm (6) and the housing (4) in a radial direction perpendicular to the opening direction of the pilot valve (3). Thereby, a cheaper, less resistant material for the diaphragm can be used.

Abstract: A rotor (2) for an electric motor, which rotor (2) includes a plurality of laminated rotor sheets (4) arranged in layers and each provided with slots (6, 10); a number of permanent magnets (8) arranged within magnet slots (10) in the laminated rotor sheets (4), where an end area (16) of each magnet slot (10) is a magnet free area. The rotor (2) also includes a plurality of rotor bars (14) arranged in rotor bar slots (6) and a rotor sheet band (22) provided between the end area (16) and the adjacent rotor bar slot (6). At least one notch (28, 29) extending from the edge (21) of the rotor bar slot (6) and/or from the edge (21?) of the end area (16) divides the rotor sheet band (22) into a first area (24) and a second area (26). The smallest width (D1) of the first area (24) is smaller than the smallest width (D2) of the second area (26).

Abstract: A solenoid valve is provided comprising a housing, having an inlet and an outlet, wherein the solenoid valve also comprises a valve element and a valve seat. To provide a solenoid valve to be used with high maximum operating pressure differences between inlet and outlet, the solenoid valve comprises at least one progressive spring, wherein the valve element is forced by the at least one progressive spring. Thereby, the spring force acting on the valve element in the closed position of the valve may be decreased, while still retaining a large spring force in the opened position of the solenoid valve.

Abstract: One embodiment includes a method for monitoring a CIP process previously performed. The method includes accessing CIP process data stored in a CIP library. The CIP process data includes CIP phase data associated with a plurality of CIP phases in the CIP process previously performed, equipment data associated with objects used in the CIP process during one or more of the CIP phases, and consumable data associated with consumables consumed by corresponding equipment in the CIP process. In addition, the method includes displaying at least a portion of the CIP process data, and providing a graphical user interface. The graphical user interface is configured to: organize the CIP process data into at least one of (i) a plurality of CIP phases or (ii) consumable data, and sort equipment data according to one or more of the plurality of corresponding CIP phases or corresponding consumables.

Abstract: One embodiment includes a method for simulating an operational effect of one or more changes in a CIP process. The method includes providing a graphical user interface configured to receive inputs from a user, receiving at least one proposed adjustment to one CIP phase of the CIP process, and generating a simulated CIP process based on a first set of CIP data and the at least one proposed adjustment to generate simulated CIP data based on the simulated CIP process. The simulated CIP data is displayed on the display. The simulated CIP data includes at least one of the amount or the total cost of each consumable used to generate the simulated CIP data. A total cost of the simulated CIP process is calculated, where the total cost of the simulated CIP process incorporates the proposed adjustment.

Abstract: An axial flow compressor includes: an electric motor including a rotating shaft; a compression portion including a driving shaft connected without a speed-up gear to the rotating shaft of the electric motor and a rotor rotating together with the driving shaft, the compression portion driving the driving shaft and thereby compressing a working fluid; and a velocity reducing portion having a space for reducing the flow velocity of a working fluid discharged from a discharge opening of the compression portion. The rotating shaft of the electric motor is connected to the end of the driving shaft on the side of the discharge opening; and the velocity reducing portion is disposed so as to surround the electric motor.

Abstract: An axial flow compressor includes: a rotor having a rotor vane; a first pressing member joined to one end surface of the rotor; a second pressing member joined to the other end surface of the rotor; a rotor shaft portion penetrating the first pressing member, the rotor and the second pressing member; and a nut which fixes the first pressing member and the second pressing member on the rotor shaft portion with the first pressing member and the second pressing member holding the rotor between. The rotor shaft portion is made of a material having a lower linear expansion coefficient than that of a material making at least a part of the rotor. The material making at least a part of the rotor may be aluminum or aluminum alloy.

Abstract: A rotor (2) for an electric motor, which rotor (2) includes a plurality of laminated rotor sheets (4) arranged in layers and each provided with slots (6, 10); a number of permanent magnets (8) arranged within magnet slots (10) in the laminated rotor sheets (4), where an end area (16) of each magnet slot (10) is a magnet free area. The rotor (2) also includes a plurality of rotor bars (14) arranged in rotor bar slots (6) and a rotor sheet band (22) provided between the end area (16) and the adjacent rotor bar slot (6). At least one notch (28, 29) extending from the edge (21) of the rotor bar slot (6) and/or from the edge (21?) of the end area (16) divides the rotor sheet band (22) into a first area (24) and a second area (26). The smallest width (D1) of the first area (24) is smaller than the smallest width (D2) of the second area (26).

Abstract: A rotor (2), for an electric motor, includes a plurality of laminated rotor sheets (4) arranged in layers and each provided with slots (6, 10), a number of permanent magnets (8) arranged within magnet slots (10) in the laminated rotor sheets (4). An end area (16) of each magnet slot (10) is a magnet free area. The rotor (2) includes a plurality of rotor bars (14) arranged in rotor bar slots (6) and a rotor sheet band (22) provided between the end area (16) and the adjacent rotor bar slot (6). For each rotor sheet (4) the part of the end area (16) that faces an adjacent rotor bar slot (6) and/or the part of a rotor bar slot (6) that faces an adjacent end area (16) includes a side (18, 20) or a section of the side (18, 20) where the distance to the center of the rotor sheet (4) is essentially constant.

Abstract: A compressor and a refrigerating machine which enable an easy disposal of a lubricant, are friendly to the natural environment, and have simple configurations, are provided. The compressor which is used in a refrigerating machine including an evaporator and a condenser and adapted for compressing refrigerant gas evaporated in the evaporator to convey the compressed refrigerant gas to the condenser, includes: a motor; a housing having a compression chamber inside; a rotary member which has a rotating shaft and is rotated by a driving force of the motor so as to compress water vapor serving as the refrigerant gas in the compression chamber; a bearing for supporting the rotating shaft of the rotary member in the housing; and a lubricant supplier for supplying water serving as a lubricant to the bearing.

Abstract: A centrifugal pump has at least one impeller, a pump housing and an electrical motor. The pump has a Q-H pump curve having a head H0 at zero flow and a head Href corresponding to the highest hydraulic power, and that Href is greater than H0. The pump has low energy consumption rate, especially at low flow corresponding to the conditions in which the pump is operated most of the time. Thus, the pump according to the invention is less energy consuming than the prior art centrifugal pumps.

Abstract: An axial flow compressor includes: a rotor having a rotor vane; a first pressing member joined to one end surface of the rotor; a second pressing member joined to the other end surface of the rotor; a rotor shaft portion penetrating the first pressing member, the rotor and the second pressing member; and a nut which fixes the first pressing member and the second pressing member on the rotor shaft portion with the first pressing member and the second pressing member holding the rotor between. The rotor shaft portion is made of a material having a lower linear expansion coefficient than that of a material making at least a part of the rotor. The material making at least a part of the rotor may be aluminum or aluminum alloy.