Abstract: A system and method for discharging a transfer slurry from a first polymerization reactor through a transfer line to a second polymerization reactor, the transfer slurry including at least diluent and a first polyethylene. A product slurry is discharged from the second polymerization reactor, the product slurry including at least diluent, the first polyethylene, and a second polyethylene. The velocity, pressure drop, or pressure loss due to friction in the transfer line is determined, and a process variable adjusted in response to the velocity, pressure drop, or pressure loss not satisfying a specified value.

Abstract: A system includes a cell interconnect board including a printed circuit board (PCB) disposed proximate a power assembly having a plurality of pouch battery cells, including at least a first battery cell and a second battery cell in a stacked orientation relative to each other. The cell interconnect board includes an interconnect spanning a slot in the cell interconnect board and configured to receive a first tab electrode extending from the first battery cell and a second tab electrode extending from the second battery cell, such that the first and second tab electrodes are in contact with each other. The system also includes a sensor configured to measure a parameter associated with the power assembly.

Abstract: A polyolefin production system including: a first reactor configured to produce a first discharge slurry having a first polyolefin; a second reactor configured to produce a second discharge slurry having a second polyolefin; and a post-reactor treatment zone having at least a separation vessel configured to receive the second discharge slurry or both the first discharge slurry and the second discharge slurry.

Abstract: A remanufactured battery module includes a power assembly having a stack of battery cell assemblies. Each battery cell assembly includes a plurality of layers including a battery cell and a frame supporting the battery cell within the power assembly. The plurality of layers of at least one battery cell assembly includes an internal heat fin having first and second side portions extending beyond respective side edges of the battery cell and the frame. The remanufactured battery module also includes a side assembly in physical contact with the first side portion of the internal heat fin to enable the side assembly to act as a heat sink with respect to the first side portion of the internal heat fin. A layer of the plurality of layers of at least one battery cell assembly is new, and at least a portion of the side assembly is used.

Abstract: A system includes a battery module having a heat sink outer wall feature and a plurality of battery cells. The battery module also includes a plurality of internal heat fins interleaved with the plurality of battery cells, wherein each of the plurality of internal heat fins is in thermal communication with at least one of the plurality of battery cells and in thermal communication with the heat sink outer wall feature. The battery module further includes a plurality of phase change material (PCM) layers interleaved with the plurality of battery cells, wherein each of the plurality of PCM layers is configured to be in thermal communication with at least one of the plurality of battery cells and in thermal communication with at least one of the plurality of internal heat fins.

Abstract: A battery module including a first positive terminal, a second positive terminal, a ground terminal, a power conversion circuit, and a power assembly. The power assembly includes a plurality of battery cells coupled in series and disposed in a stacked orientation relative to each other and configured to output a first voltage between the first positive terminal and the ground terminal. The power conversion circuit is electrically coupled to the power assembly and configured to receive the first voltage as an input and to output a second voltage different from the first voltage. The second positive terminal is electrically coupled to the power conversion circuit to receive the second voltage from the power conversion circuit.

Abstract: A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer slurry having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin.

Abstract: A battery module includes a power assembly including a first battery cell and a second battery cell in a stacked orientation relative to each other. The first battery cell includes a first tab electrode extending therefrom, and the second battery cell includes a second tab electrode extending therefrom. The battery module also includes an interconnect assembly configured to facilitate electrically coupling the first tab electrode with the second tab electrode with the first and second battery cells in the stacked orientation. The interconnect assembly includes a crimping element disposed over the first and second tab electrodes. The crimping element is configured to apply a compressive force to the first and second tab electrodes such that the first and second tab electrodes are secured in electrical communication via direct contact.

Abstract: A polyolefin manufacturing system and method including polymerizing olefin in a first reactor to form a polyolefin, transferring the polyolefin to a second reactor, polymerizing olefin in the second reactor, and discharging a product polyolefin from the second reactor. The system and method including operating the first reactor with a first reactor pressure relief system and the second reactor with a second reactor pressure relief system, both pressure relief systems to discharge to a flare system, and wherein a relief instrumented system (RIS) is configured to direct at least one process interlock that mitigates an excess reaction scenario as an overpressure relief scenario.

Abstract: A system is provided for monitoring an energy-storing apparatus during a non-operating event of a mechanism that draws energy from the energy-storing apparatus, which includes a plurality of energy-storing cells. The system includes a plurality of sensing units, each of which is coupled to a subset of the plurality of cells and is configured to monitor conditions of the corresponding subset of cells during the non-operating event. The system further includes a wireless communication unit and a power source. The wireless communication unit is coupled to each of the sensing units and configured to communicate a signal indicative of one of the monitored conditions of the corresponding subset of cells to a computing device. The power source provides energy to the sensing units and the wireless communication unit during the non-operating event.

Abstract: A technique for polymerizing ethylene on catalyst in a first polymerization reactor and in a second polymerization reactor to form polyethylene particles, and controlling particle size of the polyethylene particles.

Abstract: A battery module includes a power assembly including a first battery cell and a second battery cell in a stacked orientation relative to each other. The first battery cell includes a first tab electrode extending therefrom, and the second battery cell includes a second tab electrode extending therefrom. The battery module also includes an interconnect assembly configured to facilitate electrically coupling the first tab electrode with the second tab electrode. The interconnect assembly includes a roller housing structure about which the first and second tab electrodes at least partially conform such that the first and second tab electrodes are positioned in an opening defined by the roller housing structure. The interconnect assembly also includes a roller disposed in the opening of the roller housing structure such that the first and second tab electrodes are secured in electrical communication.

Abstract: In an embodiment, a system includes a battery module, a battery cell assembly that is a component of the battery module, and a battery cell of the battery cell assembly, wherein the battery cell is configured to generate heat during operation. The battery cell assembly also includes a phase change material (PCM) disposed along a thermal pathway within the battery cell assembly that transfers the heat generated by the battery cell away from the battery cell during operation. The PCM is configured to conduct a first portion of the heat generated by the battery cell during operation. Further, the PCM is configured to absorb a second portion of the heat generated by the battery cell to affect a phase change within at least a portion of the PCM.

Abstract: A polyolefin manufacturing system and method including polymerizing olefin in a first reactor to form a polyolefin, transferring the polyolefin to a second reactor, polymerizing olefin in the second reactor, and discharging a product polyolefin from the second reactor. The system and method including operating the first reactor with a first reactor pressure relief system and the second reactor with a second reactor pressure relief system, both pressure relief systems to discharge to a flare system, and wherein a relief instrumented system (RIS) is configured to direct at least one process interlock that mitigates an excess reaction scenario as an overpressure relief scenario.

Abstract: A system includes a battery cell having an internal heat fin and a first electrically insulating layer disposed over at least a portion of a single side of the internal heat fin. The battery cell includes an electrochemical stack disposed above the first insulating layer and the internal heat fin in a stack. The battery cell also includes a pouch material film configured to hermetically seal with one side of the internal heat fin or the first insulating layer about the electrochemical stack such that the internal heat fin forms an outer boundary of the battery cell. The pouch material film includes a metallic foil layer disposed between a second electrically insulating layer and a third electrically insulating layer.

Abstract: A system and method for discharging a transfer slurry from a first polymerization reactor through a transfer line to a second polymerization reactor, the transfer slurry including at least diluent and a first polyethylene. A product slurry is discharged from the second polymerization reactor, the product slurry including at least diluent, the first polyethylene, and a second polyethylene. The velocity, pressure drop, or pressure loss due to friction in the transfer line is determined, and a process variable adjusted in response to the velocity, pressure drop, or pressure loss not satisfying a specified value.

Abstract: A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer slurry having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin.

Abstract: A system and method for producing polyolefin, including a polyolefin reactor system having: a first reactor to produce a first reactor discharge stream having a first polyolefin and a first diluent; and a second reactor to receive at least a portion of the first reactor discharge stream and to produce a second reactor discharge stream having a second polyolefin and a second diluent, wherein the second diluent is different than the first diluent.

Abstract: A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer shiny having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin.

Abstract: A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer slurry having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin.