11results about "Evaporator regulation/control" patented technology

The present invention relates to a device and an arrangement for selective solvent evaporation from a liquid feed, the feed comprising one or more components diluted in at least a first solvent or a solvent blend, comprising: a) a first tubular vessel having a distal end or a channel suitable for the formation of a droplet of a first volume, at an inflow rate r1, at the tip or in the lumen of the tubular vessel, and b) means for subjecting the droplet to a solvent removal step at an evaporation rate r2 to evaporate at least part of the first solvent or solvent blend, to accumulate the components in the feed in the droplet during the evaporation process at an accumulation rate r3, to obtain a concentrated feed volume in a concentrated droplet, wherein the evaporation and / or inflow rates are continuously adjusted to achieve a desired accumulation rate. The invention further relates to a method for selective solvent removal from an analyte mixture obtained in a chromatographic separation process.

Systems and methods to enhance vaporization of a hydrocarbon feed may include an evaporator positioned to receive a hydrocarbon feed and partially evaporate the hydrocarbon feed to provide a gaseous hydrocarbon portion and a liquid hydrocarbon portion. A first mixing unit may be positioned to receive the gaseous hydrocarbon portion and dilution steam and provide a hydrocarbon-steam mixture. A heater may be positioned to receive the hydrocarbon-steam mixture to provide a heated hydrocarbon-steam mixture. A second mixing unit may be positioned to receive the liquid hydrocarbon portion and the heated hydrocarbon-steam mixture and to evaporate at least a portion of the liquid hydrocarbon portion via energy associated with the heated hydrocarbon-steam mixture to provide one or more of an evaporated hydrocarbon portion or a heated liquid hydrocarbon portion.

A system and method for distillation testing of a liquid sample at atmospheric pressure for the improved prediction of the heating necessary to reach the initial boiling point (IBP) and ensure the IBP is observed within certain time constraints, and regardless of sample composition. This monitors the sample by the camera during different heating phases of the test to obtain visual images of the sample and a computer analyzes image data observed to regulate the optimal distillation process.

An automated distillation system includes a distillation process under vacuum, a sampling device for extracting a vapor sample of distillate, a gas analyzer for measuring a property of the vapor sample, and a controller for analyzing the property and appropriately adjusting one or more parameters of the system, such as a level of vacuum, in response to the analysis.

This invention discloses an intelligent evaporation and concentration control method, system, equipment, and storage medium, relating to the field of automated control technology for industrial evaporation and concentration processes. The method includes collecting evaporation monitoring data to form an operating parameter set and establishing parameter mapping relationships; executing multi-segment control logic based on the parameter mapping relationships to generate evaporation process control commands; and performing coordinated adjustment of valves and pump groups according to the control commands, updating the operating parameter set according to the coordinated adjustment. The method of this invention clarifies the multi-variable correlation through a parameter mapping relationship establishment scheme, establishes segment switching criteria through a multi-segment control logic execution scheme, establishes combination standard criteria through an evaporation process control command generation scheme, and achieves coordinated control of the executed actions through coordinated adjustment of valves and pump groups. This invention achieves better results in terms of consistency in monitoring data processing, logical coherence of the control flow, and coordination of actions between actuators.

A device (1) for distributing mineralized water, said device comprising:an inlet (3), for loading water from an external source (100);a distillation unit (2), connected to the inlet (3) and configured to provide a distillation of an amount of water at least partially through heating, wherein said distillation unit (2) in turn comprises, or is operatively connected to, at least an heater (4) configured for providing heat in an amount sufficient to heat the amount of water at least up to a boiling temperature;a water distributor (5) configured for transferring a predetermined amount of distilled water (D) extracted from the distillation unit (2), to a removable container (10), the water distributor (5) being provided with an outlet nozzle or aperture (6) configured to face in use on said container (10);a mineralization unit (7) interposed between the distillation unit (2) and the outlet nozzle or aperture (6), said mineralization unit (7) being configured for accessing the inner cavity of a disposable capsule (20), containing a mineralized fluid solution or powder (M) in said cavity, for extracting at least part of said mineralized fluid solution or powder (M) from the capsule (20) and / or being configured for emptying the capsule (20) from the mineralized fluid solution or powder (M), and transferring at least part of the mineralized fluid solution or powder (M) from the capsule (20) to the water distributor (5);the device, optionally through the water distributor (5), being configured to mix the mineralized fluid solution or powder (M) with the predetermined amount of distilled water (D) transferred by the water distributor (5) to the removable container (10).

The application provides an At-211 separation system start-stop adaptive control method and system based on real-time data, and relates to the technical field of data processing. The method comprises the following steps: determining the migration start time and migration convergence time of a nuclide by positioning activity change data, extracting the activity change amplitude and evaporation change amplitude, calculating the matching degree between the activity change amplitude and the evaporation change amplitude in sections, obtaining the migration stability judgment quantity, marking the data section in the activity change data as a deviation fluctuation section, deleting the deviation fluctuation section, extracting the continuous convergence length and the switching node jump amplitude, calculating the synchronization degree between the channel switching time and the migration convergence state, obtaining the termination locking quantity, determining the stop action node and the start action node, and obtaining the adaptive control sequence. The application can accurately control the start and stop of the separation system and effectively improve the stability and accuracy of the separation process.

Water distillation apparatuses, methods, and systems are disclosed. A distillation device includes a source fluid input, an evaporator, a condenser, a concentrate level sensor configured to sense a current concentrate level in a concentrate reservoir having an inflow path disposed above the evaporator and having a long axis extending alongside the evaporator, and at least one controller configured to govern a rotational speed of the impeller in a low temperature distillate production state and in a high temperature distillate production state by periodically generating an impeller motor command based on a low temperature distillate production rated speed command in the low temperature distillate production state and a high temperature distillate production rated speed command in the high temperature distillate production state, the low temperature distillate production rated speed command being a faster motor speed command than the high temperature distillate production rated speed command.

The present application belongs to the technical field of traditional Chinese medicine concentration equipment, and discloses a wind pressure defoaming type high-efficiency concentrator, which comprises a medicine liquid heating tank used for heating medicine liquid stored in the tank, a wind pressure defoaming structure used for defoaming treatment by introducing air into the medicine liquid heating tank, a combined condensing structure, and a wind cooling assembly inner pipe communicated with the medicine liquid heating tank. Water vapor generated by the medicine liquid heating tank enters the wind cooling assembly inner pipe, exchanges heat with the air introduced into the air supply pipeline, and is cooled to realize condensation of the water vapor. In the present application, the water vapor generated by the medicine liquid heating tank can exchange heat with the air introduced into the air supply pipeline of the wind pressure defoaming structure, so that the water vapor can be condensed while the wind pressure defoaming is performed. Therefore, an additional cooling device is not needed to realize the condensation of the water vapor, and the structure of the medicine liquid concentrator is simplified.

This invention pertains to standard test gas generation devices, specifically relating to a stable gas flow standard gas generation device and method for multiple volatile organic compounds (VOCs). The device includes multiple parallel-flow evaporation tanks connected in parallel. Each parallel-flow evaporation tank has a continuous U-shaped trough structure, comprising an organic liquid tank and a continuous airflow channel. A water / oil bath heater is used to generate saturated vapor of VOCs. This invention controls the concentration of saturated vapor of VOCs by controlling the temperature through the water / oil bath, and ultimately forms a VOC gas to be diluted with controllable concentration, temperature, and flow rate through the continuous airflow channel. Synthetic air supplied by a synthetic air supply device, along with multiple VOC gases to be diluted, enters a gas manifold and is discharged through an outlet pipeline. During this process, a mass flow controller and temperature sensor are installed to control the dilution ratio, carrier gas flow rate, and airflow temperature of various VOCs.

We provide steam distillation systems. [Solution] The system includes a steam distillation device configured to receive a certain volume of source water from a fluid source and produce a distillate, the device comprising: a first heat exchanger comprising a concentrate flow path having a concentrate output; a distillate flow path having a distillate output; at least one source constant ratio valve; and at least a portion of the distillate flow path; and a second heat exchanger comprising at least a portion of the concentrate flow path, wherein the first and second heat exchangers are in fluid flow communication with a fluid source; and a distillate sensor assembly communicating with the distillate flow path and located downstream of the first heat exchanger, the distillate sensor assembly comprising a distillate sensor assembly configured to generate a distillate temperature measurement; and a controller configured to control the source constant ratio valve.