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121
New Technique for Producing Vacuum Concrete
Published 2015-04-01“…These pipes are laid in position inside concrete forms, and a vacuum pump is connected to the dewatering pipes, which is operated after casting of fresh concrete to remove the excessive water from internal portion. …”
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122
A Novel Freeze Drying Process by Using Self-Heat Recuperation Technology
Published 2016-08-01“…In the process using freeze drying technology, heat is added by the heater and then removed by the condenser to prevent for vapour to enter a vacuum pump, results in wasting heat into environment. …”
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123
Exchangeable Miniaturized Mass Spectrometer Chip Based on Silicon Structures
Published 2018-11-01“…Because of its small size a small vacuum pump is sufficient, and it is suitable for mobile measurements and portable applications. …”
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124
Vapor phase polymerization of PEDOT on silicone rubber as flexible large strain sensor
Published 2015-10-01“…VPP is a very simple process requiring only a vacuum bell jar and a vacuum pump. Ferrite chloride (FeCl<sub>3</sub>) dissolved in tethrahydrofuran was used as the oxidant to make the resulting poly(3,4-ethylenedioxythiophene) (PEDOT) conductive. …”
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125
An artificial olfactory system and an application thereof
Published 2013“…The present invention relates to an artificial olfactory system (100), comprising of an inlet (101); a gas chamber (110) having a detector means, connected to a data acquisition system (104); a heater (112) and a plurality of fans (115); a humidity absorber (111); an outlet (102); a vacuum pump (103); characterized by the detector means having a plurality of sensors (121) in each of a plurality of clusters (120), wherein the plurality of sensors (121) in each of the plurality of clusters (120) comprises identical sensors capable of responding to a particular gas or vapour. …”
Patent -
126
Studies and Research on the Production of TiO2 and TiN Thin Films by Assisted Physical Vapor Deposition Magnetron Process
Published 2017-03-01“…The films were obtained using a PVD device of sputtering coating, consisting of a vacuum chamber with a capacity of 2 liters, a planar magnetron with ferrite magnets (ɸ40 x 22 x 9), neodymium (ɸ15 x 8), a vacuum pump with sliding blades, a variable DC source voltage of 100-600 volts. …”
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127
Studi Aplikasi Vacuum Preloading Sebagai Metode Alternatif Percepatan Proses Konsolidasi pada Tanah Lempung Lunak Jenuh Air: Trial GVS pada Perumahan Pantai Indah Kapuk, Jakarta
Published 2011-12-01“…Monitoring equipments used include settlement plate to measure the consolidation decrease, piezometer to measure pore water tension, inklinometer to identify the soil direction and lateral movement during the vacuum preloading process, and manometer to measure the vacuum pump pressure. Analytical calculations to estimate the consolidation decrease is done using one-dimensional consolidation theory of Terzaghi. …”
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128
Hydrodynamic Characterization of Mixer-Settlers in Extraction of Zirconium with TBP
Published 2009-03-01“…Sauter diameter in each test is determined with photographing of both mixer and settler and holdup quantity is measured by vacuum pump at the end of each test. In each test, dispersion height and dispersion length are determined by photographing of settler. …”
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129
Évaluations sanitaire, hygiénique, technique et technologique des conditions de traite des vaches dans le berceau laitier de Sousse (Tunisie)
Published 2014-07-01“…The assessment of milking conditions has led to mention mainly, abnormal conceptions about the motor drive power and the flow rate of the vacuum pump, of functioning (gauge ...) and maintenance (20% of milking machines were in poor condition). …”
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130
Comprehensive Controller for Super Sonic Molecular Beam Gas Chromatograph Mass Spectrometer
Published 2022-12-01“…The circuit, along with a sophisticated embedded program and a custom made personal computer (PC) application, control all aspects of the interface: smart filament emission-current stabilization, static and scanning mass-dependent ion-source voltages, transfer-line heater proportional integral differential (PID) controls with thermocouple feedbacks, on/off valves, relays and several peripheral device controls that enable the full operation of a turbo-molecular vacuum pump, and of gas flow and pressure controllers. …”
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131
Design and fabrication of a vacuum forming machine
Published 2019“…Once deformation in the plastic sheet is of an acceptable level, a vacuum pump is turned on to form the sheet over the mould. …”
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Final Year Project (FYP) -
132
Hydraulic air pumps for low-head hydropower
Published 2009“…The siphon forms a novel, hydraulically powered vacuum pump or 'hydraulic air pump' (HAP). Air is pumped by the HAP through a separate air turbine and generator. …”
Journal article -
133
A removal of impurities using hybrid membrane from POME (palm oil mill effluent)
Published 2010“…Several pretreatment procedures applied before using membrane treatment such as centrifuge and vacuum pump to remove most of the suspended solid in POME. …”
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Undergraduates Project Papers -
134
Progression of Vacuum Level in Successive Vacuum Suction Boxes in a Paper Machine – Impact on Dewatering Efficiency and Energy Demand – A Laboratory Study
Published 2023-04-01“…The results confirmed that vacuum dewatering can be improved by adding progressively higher vacuum levels and that such a practice can benefit both outgoing dryness levels and expended vacuum pump energy. To truly examine the power of progression of vacuum levels, rewetting can be included in the calculations, by using an approximate value collected from pilot or full-scale measurements. …”
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135
Capture of CO2 from power plants Using Different Adsorbent materials
Published 2016-03-01“…Maximum purity of the CO2 at the vacuum pump product line was 87% and Zeolite 13X was better than others in spite of steeper mass transfer zone observed by activated carbon adsorbent.…”
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136
Experimental Study of the Thermal Contact Resistance in Fin and Tube
Published 2015-02-01“…Vacuum chamber with dimensions (45 cm length, 35 cm height, and 15 cm width) has been used for testing the sample of fin-tube, that’s placed inside the vacuum chamber. Vacuum pump is used to provide surrounding approximate emptied from air. …”
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137
The Flying and Adhesion Robot Based on Approach and Vacuum
Published 2022-04-01“…We investigate the effects of approach velocity, vacuum-pump flow rate and wall material on the adsorption performance. …”
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138
Progression of Vacuum Level in Successive Vacuum Suction Boxes in a Paper Machine – Impact on Dewatering Efficiency and Energy Demand – A Laboratory Study
Published 2023-04-01“…The results confirmed that vacuum dewatering can be improved by adding progressively higher vacuum levels and that such a practice can benefit both outgoing dryness levels and expended vacuum pump energy. To truly examine the power of progression of vacuum levels, rewetting can be included in the calculations, by using an approximate value collected from pilot or full-scale measurements. …”
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139
New Inoculants Containing Lactic Bacteria Applied in Forage Ensiling
Published 2023-10-01“…Ensilage was carried out in laboratory silos made from O2-impermeable plastic flasks, vacuumed using a vacuum pump. The experiment was 2 x 2 factorial with two types of forage (alfalfa and sorghum), each of them inoculated and not inoculated with lactic bacteria. …”
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140
Dispersion Parameters and Effect of Impeller Speed, Holdup and Volume Fraction of Dispersed Phase on Separation Efficiency, Mass Transfer Coefficient of Dispersed Phase and Distrib...
Published 2010-09-01“…Holdup quantity was measured by a vacuum pump at the end of each test. Another aim of this paper is the evaluation of separation mechanism under different impeller speeds and volume fractions. …”
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