SELF-CROSSLINKING CATIONIC ELECTRODEPOSITABLE COMPOSITIONS

ELECTRODEPOSITABLE CATIONIC THERMOSETTING COATING COMPOSITIONS

Apparatus, Systems and Methods for Packaging Electronic Products

The present invention relates to product packaging for electronic products. Specifically, the present invention relates to apparatus, systems and methods for packaging electronic products, comprising a first portion and a second portion, wherein when the first portion and the second portion are oriented in a first configuration, they form a first enclosing structure for a product, such as a first electronic product, and further wherein the first portion and the second portion, when oriented in a second configuration, form a second enclosing structure for a product, such as a second electronic product having a different shape or size from the first electronic product. 1. (canceled)2. (canceled)3. An apparatus for holding and storing electronic components comprising:a first surface on a first side of the apparatus, wherein the first surface fits a first electronic component having a first shape and size; anda second surface on a second side of the apparatus, wherein the second surface fits a second electronic component having a second shape and size.4. The apparatus of claim 3 , wherein the apparatus is made from recycled materials.5. The apparatus of wherein the first surface and the second surface are formed by a plurality of ribs and spaces.6. The apparatus of wherein the second surface is a reverse impression of the first surface.7. The apparatus of wherein the first surface and the second surface are textured.8. A system for holding and storing electronic components comprising:a first apparatus comprising a first surface on a first side of the first apparatus and a second surface on the second side of the first apparatus, wherein the first surface fits a first electronic component having a first shape and size and the second surface fits a second electronic component having a second shape and size; anda second apparatus comprising a first surface on a first side of the second apparatus and a second surface on a second side of the second apparatus, wherein the ...

Process for electrodeposition of cationic thermosetting compositions

This invention relates to cationic electrodepositable coating compositions comprising an aminoalkyl monomer, a reaction product comprising a half-blocked diisocyanate and an ethylenically unsaturated hydroxyl-containing monomer. Such compositions can be formulated in such a manner as to provide suitable coatings which when cured have a pleasing appearance, good flexibility, hardness, and resistance to the action of water and chemicals.

Toughened thermosetting compositions for composites

Disclosed is a water based thermosetting epoxy composition of a water compatible epoxy resin, about 5 to about 35% based on total solids of a water polymerized impact modifier in a water based latex, about 1.5 to about 7% based on the weight of the epoxy resin of a water compatible epoxy hardener, up to about 0.3% based on the weight of the epoxy resin of a catalyst, and sufficient water to provide a viscosity of about 100 to about 400 centipoises. The compositions are used to prepare high impact strength, high damping laminates.

CONTROL OF A PRESSURE EXCHANGER SYSTEM

A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fluid at a first outlet and the second fluid at a second outlet. The system further includes a first sensor to provide first sensor data associated with the first fluid prior to the first fluid entering the first inlet and a second sensor to provide second sensor data associated with the second fluid prior to the second fluid entering the second inlet. The system further includes a controller to receive user input and cause a first adjustment of the flowrate of the first fluid into the first inlet and cause a second adjustment of the flowrate of the second fluid into the second inlet.

Vertical or short take-off aircraft

Further training in crane helicopters

Flame retardant B-staged epoxy resin prepregs and laminates made therefrom

A prepreg useful in flame resistant copper clad printed circuit boards is made by impregnating a porous substrate with an impregnant containing: either a prebrominated epoxy resin or a mixture of a non-halogenated epoxy resin and flame retarding additive containing bromine, and phenolic hydroxyl groups. A phenolic novolac oligomer having an average of over 2.5 phenolic hydroxyl groups per oligomeric unit is used as curing agent. Optionally, a suitable catalyst may be included. The impregnated substrate is heated to cure or advance the resin to the "B"-stage.

Aerodyne with vertical or short take-off and high translation speed

Polyimide modified epoxy resins in aqueous emulsions for lamination and electrodeposition

ABSTRACT OF THE DISCLOSURE Disclosed is an emulsion having a discontinuous phase that consists of a water dispersed or water emulsified epoxy resin in water having at least two epoxide groups, a water soluble salt of an imide compound having at least one carboxyl group, and a crosslinking agent; the discontinuous phase has excess epoxide functionality. The continuous phase is water. A method of forming a coating on a conductive substrate is also disclosed. The substrate and an electrode are immersed into the emulsion and a direct current is applied between the substrate and the electrode to electrophoretically deposit a coating on the substrate of the epoxy resin, the imide compound, and the crosslinking agent. The substrate is removed from the emulsion and is heated to a temperature sufficient to cure the coating. The compounds may have the general formula

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.

Polyaramid laminate

Disclosed is a composite of a polyaramid woven fabric and a resin. The resin contains water, a water-based emulsion of an epoxy selected from the group consisting of diglycidyl ethers of bisphenol A, diglycidyl ethers of bisphenol F, novolacs, and mixtures thereof, water-compatible curing agents for the emulsion, and a water-compatible catalyst for the emulsion. The emulsion can be cured to the B-stage to form a prepreg and prepregs can be stacked with copper sheets and heated and pressed to form a laminate for use in making a printed wiring board.

Apparatus, systems and methods for packaging electronic products

The present invention relates to product packaging for electronic products. Specifically, the present invention relates to apparatus, systems and methods for packaging electronic products, comprising a first portion and a second portion, wherein when the first portion and the second portion are oriented in a first configuration, they form a first enclosing structure for a product, such as a first electronic product, and further wherein the first portion and the second portion, when oriented in a second configuration, form a second enclosing structure for a product, such as a second electronic product having a different shape or size from the first electronic product.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.

Control of a pressure exchanger system

A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fluid at a fist outlet and the second fluid at a second outlet. The system further includes a first sensor to provide first sensor data associated with the first fluid prior to the first fluid entering the first inlet and a second sensor to provide second sensor data associated with the second fluid prior to the second fluid entering the second inlet. The system further includes a controller to receive user input and cause a first adjustment of the flowrate of the first fluid into the first inlet and cause a second adjustment of the flowrate of the second fluid into the second inlet.

Control of a pressure exchanger system

A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fluid at a first outlet and the second fluid at a second outlet. The system further includes a first sensor to provide first sensor data associated with the first fluid prior to the first fluid entering the first inlet and a second sensor to provide second sensor data associated with the second fluid prior to the second fluid entering the second inlet. The system further includes a controller to receive user input and cause a first adjustment of the flowrate of the first fluid into the first inlet and cause a second adjustment of the flowrate of the second fluid into the second inlet.

Control of a pressure exchanger system

A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fluid at a fist outlet and the second fluid at a second outlet. The system further includes a first sensor to provide first sensor data associated with the first fluid prior to the first fluid entering the first inlet and a second sensor to provide second sensor data associated with the second fluid prior to the second fluid entering the second inlet. The system further includes a controller to receive user input and cause a first adjustment of the flowrate of the first fluid into the first inlet and cause a second adjustment of the flowrate of the second fluid into the second inlet.

Control of a pressure exchanger system

A system includes a pressure exchanger (PX) configured to receive a first fluid via a first inlet and a second fluid via a second inlet. The PX is to exchange pressure between the first fluid and the second fluid and provide the first fluid at a fist outlet and the second fluid at a second outlet. The system further includes a first sensor to provide first sensor data associated with the first fluid prior to the first fluid entering the first inlet and a second sensor to provide second sensor data associated with the second fluid prior to the second fluid entering the second inlet. The system further includes a controller to receive user input and cause a first adjustment of the flowrate of the first fluid into the first inlet and cause a second adjustment of the flowrate of the second fluid into the second inlet.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a heat exchanger configured to receive the second fluid from the second outlet of the PX and provide the second fluid to the second inlet of the PX.

Control of refrigeration and heat pump systems that include pressure exchangers

A method is provided. The method comprises: receiving (410) , by a processor (502), fluid density data indicative of a density of a fluid associated with an outlet of a pressure exchanger (PX) (310) of a heat transfer system; generating (412) a first control signal based on at least the fluid density data; and providing (414) the first control signal to a pump (314, 324). An outlet of the pump (314, 324) is fluidly coupled to an inlet of the PX (310), and the pump (314, 324) is configured to adjust a speed of operation of the pump based on the first control signal.

Control of a pressure exchanger system

A system includes a pressure exchanger (PX) including a housing and configured to exchange pressure between a first fluid and a second fluid. The system further includes a bearing valve fluidly coupled to the housing of the PX and configured to provide the first fluid to the housing. The system further includes a controller to cause a first adjustment of a first flowrate of the first fluid into the PX based on a target flowrate of first fluid into the PX and the first flowrate. The controller is further to cause a second adjustment of a second flowrate of the second fluid into the PX based on the first flowrate and the second flowrate.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system is provided. The system comprises: a pressure exchanger (PX) configured to receive a first fluid at a first pressure via a first inlet of the PX, receive a second fluid at a second pressure via a second inlet of the PX (310), and exchange pressure between the first fluid and the second fluid, wherein the first fluid is to exit the PX at a third pressure via a first outlet of the PX, and wherein the second fluid is to exit the PX at a fourth pressure via a second outlet of the PX; and a condenser configured to provide the first fluid to the PX via the first inlet and provide corresponding thermal energy from the first fluid to a first corresponding environment. The system further comprises a first evaporator configured to provide corresponding thermal energy from a second corresponding environment to a first portion of the first fluid output via the first outlet of the PX; a second evaporator configured to provide corresponding thermal energy from a third corresponding environment to a second portion of the first fluid output via the first outlet of the PX. The system further comprises a first compressor configured to receive at least a first output from the first evaporator, increase pressure of the first output from the first evaporator, and provide the first output from the first evaporator to the condenser; and a second compressor configured to receive at least the second output from the second evaporator, and increase pressure of the second output from the second evaporator.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system is provided. The system comprises: a pressure exchanger (PX) configured to receive a first fluid at a first pressure via a first inlet of the PX, receive a second fluid at a second pressure via a second inlet of the PX, and exchange pressure between the first fluid and the second fluid, wherein the first fluid is to exit the PX at a third pressure via a first outlet of the PX, and wherein the second fluid is to exit the PX at a fourth pressure via a second outlet of the PX; a condenser configured to provide the first fluid to the PX via the first inlet of the PX and provide corresponding thermal energy from the first fluid to a first corresponding environment; and a first ejector. The first ejector is configured to: receive a first gas, increase pressure of the first gas to form the second fluid at the second pressure, and provide the second fluid at the second pressure to the PX (310) via the second inlet.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system is provided. The system comprises: a pressure exchanger (PX) configured to receive a first fluid at a first pressure via a first inlet of the PX, receive a second fluid at a second pressure via a second inlet of the PX (310), and exchange pressure between the first fluid and the second fluid, wherein the first fluid is to exit the PX at a third pressure via a first outlet of the PX, and wherein the second fluid is to exit the PX at a fourth pressure via a second outlet of the PX; and a condenser configured to provide the first fluid to the PX via the first inlet and provide corresponding thermal energy from the first fluid to a first corresponding environment. The system further comprises a first evaporator configured to provide corresponding thermal energy from a second corresponding environment to a first portion of the first fluid output via the first outlet of the PX; a second evaporator configured to provide corresponding thermal energy from a third corresponding environment to a second portion of the first fluid output via the first outlet of the PX. The system further comprises a first compressor configured to receive at least a first output from the first evaporator, increase pressure of the first output from the first evaporator, and provide the first output from the first evaporator to the condenser; and a second compressor configured to receive at least the second output from the second evaporator, and increase pressure of the second output from the second evaporator.

Control of refrigeration and heat pump systems that include pressure exchangers

A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a first pressure gauge configured to generate first pressure data indicative of a pressure of a fluid of a condenser. A first controller is to generate a first control signal based on the first pressure data. The motor of the PX is configured to adjust the operating speed of the PX based on the first control signal. The system further includes a pump. The system further includes a fluid density sensor for generating fluid density data associated with a first output fluid of the PX. A second controller is to generate a second control signal based on at least the fluid density data. The pump is to adjust an operating speed of the pump based on the second control signal.

Control of refrigeration and heat pump systems that include pressure exchangers

A method is provided. The method comprises: receiving (410) , by a processor (502), fluid density data indicative of a density of a fluid associated with an outlet of a pressure exchanger (PX) (310) of a heat transfer system; generating (412) a first control signal based on at least the fluid density data; and providing (414) the first control signal to a pump (314, 324). An outlet of the pump (314, 324) is fluidly coupled to an inlet of the PX (310), and the pump (314, 324) is configured to adjust a speed of operation of the pump based on the first control signal.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system is provided. The system comprises: a pressure exchanger (PX) configured to receive a first fluid at a first pressure via a first inlet of the PX, receive a second fluid at a second pressure via a second inlet of the PX, and exchange pressure between the first fluid and the second fluid, wherein the first fluid is to exit the PX at a third pressure via a first outlet of the PX, and wherein the second fluid is to exit the PX at a fourth pressure via a second outlet of the PX; a condenser configured to provide the first fluid to the PX via the first inlet of the PX and provide corresponding thermal energy from the first fluid to a first corresponding environment; and a first ejector. The first ejector is configured to: receive a first gas, increase pressure of the first gas to form the second fluid at the second pressure, and provide the second fluid at the second pressure to the PX (310) via the second inlet.

Refrigeration and heat pump systems with pressure exchangers

A fluid handling system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a receiver to receive the first fluid output by the PX. The receiver forms a chamber to separate the first fluid into a first gas and a first liquid. The system further includes a first booster to increase pressure of a portion of the first gas to form the second fluid at the second pressure and provide the second fluid at the second pressure to the PX.

Control of refrigeration and heat pump systems that include pressure exchangers

A system includes a pressure exchanger (PX). The PX is coupled to a motor that controls an operating speed of the PX. The system further includes a condenser. An outlet of the condenser is fluidly coupled to a first inlet of the PX. The system further includes a pressure gauge. The pressure gauge is configured to provide first pressure data. The first pressure data is indicative of a pressure of a fluid of the condenser. The system further includes a first controller configured to cause the motor to adjust the operating speed of the PX. The first controller causes the motor to adjust the operating speed of the PX based on the first pressure data.

Pigment for synthetic material and method for making thesame

Combined instrument case and music stand

Schraubenfluegel fuer Hubschrauber

Pigment for synthetic material and method for making thesame

Fahrzeug mit Kissen aus unto Druck stehendem Strömungsmittel

Refrigeration systems including pressure exchangers and their control

A system includes a pressure exchanger (PX) configured to receive a first fluid, receive a second fluid, and exchange pressure between the first fluid and the second fluid. The system further includes a first gas cooler, configured to provide working fluid to a first inlet of a heat exchanger and a second inlet of a heat exchanger. The heat exchanger is configured to exchange heat between fluid provided via the first inlet and fluid provided via the second inlet. A first outlet of the heat exchanger provides the first fluid to the PX. A second outlet of the heat exchanger provides the second fluid to the PX. The system further includes a receiver, configured to receive the first fluid and the second fluid from the PX. The system further includes a first compressor, configured to provide working fluid to the first gas cooler.

Refrigeration and heat pump systems with pressure exchangers

A system includes a pressure exchanger (PX) configured to receive a first fluid at a first pressure and a second fluid at a second pressure and exchange pressure between the first fluid and the second fluid. The system further includes a condenser configured to provide corresponding thermal energy from the first fluid to a corresponding environment. The system further includes a first ejector to receive a first gas and increase pressure of the first gas to form the second fluid at the second pressure. The first ejector is further to provide the second fluid at the second pressure to the PX.

Refrigeration and heat pump systems with pressure exchangers

Control of refrigeration and heat pump systems that include pressure exchangers