Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

Difference to balance

This difference to balance has three primary sources ... [Pg.39]

For many years the issue of difference to balance caused great confusion in discussions between industry and the authorities. As a result of some detailed work completed in a co-operation between Euro Chlor and the OSPAR authorities [4], this issue is now much better understood by all stakeholders. [Pg.39]

The first formulation variable, therefore, is the cement rock itself, and one of the key variables traditionally used to control natural cement performance stems from its geological deposition in multiple layers of varying composition. Cement producers learned to use these differences to balance such properties as strength and setting time, which were controlled by blending rock from different layers, usually before calcining. [Pg.23]

The chapters in this Textbook have been written by different authors. In order to ensure somehow that the material is not too heterogeneous, we decided that these authors were largely to be members of our research group, so that intensive discussions between the authors could shaped the book in this way we have tried to balance the presentations, with cross-references binding the chapters together. [Pg.12]

From one force held to the next, the balance of energy terms may be different. For example, one force held might use a strong van der Waals potential and no electrostatic interaction, while another force held uses a weaker van der Waals potential plus a charge term. Even when the same terms are present, different charge-assignment algorithms yield systematic differences in results and the van der Waals term may be different to account for this. [Pg.239]

Catalysis of the flexible polyurethane foaming operation is accompHshed through the use of tertiary amine compounds, often using two different amines to balance the blowing and gelling reactions. OrganometalHc compounds, usually staimous salts, are also used to faciHtate gelling and promote final cure. [Pg.417]

Modification of inertia of hydrogen-only rigid bodies is a simple and safe way to balance different frequencies in the system, and it usually allows one to raise to 10 fs. Unfortunately, the further increase appears problematic because of various anharmonic effects produced by collisions between non-hydrogen atoms [48]. [Pg.128]

The problems experienced in drying process calculations can be divided into two categories the boundary layer factors outside the material and humidity conditions, and the heat transfer problem inside the material. The latter are more difficult to solve mathematically, due mostly to the moving liquid by capillary flow. Capillary flow tends to balance the moisture differences inside the material during the drying process. The mathematical discussion of capillary flow requires consideration of the linear momentum equation for water and requires knowledge of the water pressure, its dependency on moisture content and temperature, and the flow resistance force between water and the material. Due to the complex nature of this, it is not considered here. [Pg.141]

Addition of fibers tends to balance the difference between inflow and cross-flow shrinkage usually found in crystalline polymers. When a particulate is used to reduce and balance shrinkage, some fiber is needed to offset degradation. [Pg.351]

Chromaffin granules, platelet dense core vesicles, and synaptic vesicles accumulate ATP. ATP uptake has been demonstrated using chromaffin granules and synaptic vesicles and the process appears to depend on A(.lh+. It has generally been assumed that ATP is costored only with monoamines and acetylcholine, as an anion to balance to cationic charge of those transmitters. However, the extent of ATP storage and release by different neuronal populations remains unknown, and the proteins responsible for ATP uptake by secretory vesicles have not been identified. [Pg.1282]

Different minerals contain different metal cations to balance the -4 charge on the orthosilicate ion. Examples Include calcium silicate (Ca2 Si04), an important ingredient in cement, and zircon (ZrSi04), which is often sold as artificial diamond. One of the most prevalent minerals in the Earth s mantle is olivine, Af2(Si04), in which M is one or two of the abundant metal cations, Fe -, Mg -, and Mn +. [Pg.613]

This is the difference in potential that one must use from an external source in order to balance the driving force of the forward cell reaction. If one uses a potential difference just in excess of this value, one can bring a reversal of the cell reaction and commencement of the electrolysis of the HC1 solution, 2 HC1 —> H2 + Cl2. [Pg.680]


See other pages where Difference to balance is mentioned: [Pg.38]    [Pg.39]    [Pg.38]    [Pg.39]    [Pg.94]    [Pg.286]    [Pg.331]    [Pg.213]    [Pg.95]    [Pg.80]    [Pg.366]    [Pg.1732]    [Pg.2299]    [Pg.30]    [Pg.70]    [Pg.457]    [Pg.384]    [Pg.159]    [Pg.381]    [Pg.161]    [Pg.736]    [Pg.421]    [Pg.537]    [Pg.503]    [Pg.195]    [Pg.526]    [Pg.419]    [Pg.293]    [Pg.156]    [Pg.444]    [Pg.212]    [Pg.250]    [Pg.364]    [Pg.60]    [Pg.261]    [Pg.219]    [Pg.236]    [Pg.48]    [Pg.25]    [Pg.144]   
See also in sourсe #XX -- [ Pg.24 , Pg.25 ]




SEARCH



Balance difference

© 2024 chempedia.info