Papermaker Calc

TECHNICAL CALCULATIONS

1. Machine Production

2. Machine Speed Required

3. Basis Weight Calculation

4. Batch Digester Volume

5. Wood to Pulp Ratio

6. Dilution Factor

7. Batch Digester Steam Requirement

8. Black Liquor Solids Concentration

9. Tip Speed of Pulper

10. Filtration Area of Disc Filter

11. Head Level Requirement

12. Spouting Velocity

13. Velocity in Pipeline

14. Water Consumption thro a Hole

15. Head Box Flow Rate Calculation

16. Holey/Rectifier/Evener Roll Open Area

17. Jet to Wire Ratio

18. Retention Time of Web at Wire

19. Quantity of water to wire

20. Efflex Ratio

21. Stock Thickness

22. Dwell Time Over Uhle Box

23. Flow Rate Through Pipe

24. Surface Speed Of Rotor

25. % Wear Of wire

26. Wire Drag Load

27. Linear Pressure At Nip

28. Calender Nip Pressure

29. Dewatering Efficiency in Press

30. Crowning Correction

31. Tank Capacity

32. Refining Specific Energy Consumption

33. Roll Speed

34. Equipment Speed, RPM

35. Water Removal Quantity In Press

36. Dryer Water Evaporation Quantity Without Size Press

37. Dryer Water Evaporation Quantity With Size Press

38. Moment Of Inertia Of Roll

39. Pressure Drop In Steam Pipe

40. Drying Rate In Dryer

41. Dryer Contact Area

42. Volume Of Dryer Cylinder

43. Circumference Of Dryer Cylinder

44. Steam Requirement in Dryers

45. Length Of Paper In A Roll-Method 1

46. Length Of Paper In A Roll-Method 2

47. Water Consumption in Shower

48. Sq.m Of Paper Per MT

49. No Of Sheets In A Reel

50. Paper Price Per Sq.m

51. Starch Consumption

52. Coating Solids Quantity

53. Coating Weight

54. Theoritical Roll/Reel Weight

55. Web Draw

56. Paper Machine Efficiency

57. Ream Weight

58. Rewinder Trim Loss

59. Finishing Loss

60. Yield

61. Motor Full Load Calculation

62. Rewinder Required Tension

63. Water Consumption

64. Power Consumption

65. Downtime Impact

66. Dryer Temperature Graph

67. Cost Of Production Per MT Of Paper

68. Paper Bag Weight & Cost

69. Air Flow Rate in a Pipeline

70. % of COD Reduction

71. Waste Water Treatment Efficiency

72. AOX Discharge Rate

73. Detention Time In Clarifier

74. Weir Overflow Rate In Clarifier

75. Surface Overflow Rate In Clarifier

76. V-Notch Flow Rate

77. Solids Loading Rate In Clarifier

DESIGN CALCULATIONS

78. Centricleaners Requirement

79. Fan Pump Capacity Design

80. Fan Pump Tank Volume Design

81. Pressure Screen Capacity Design

82. Stock Pump Motor Requirement

83. Wire Length Calculation

84. Wire Load Factor

85. Low Vacuum Foil Box Design

86. Suction Couch Vacuum Pump Design

87. Barometric Leg Min. Dia Required

88. Barometric Leg Min. Length Required

89. Maximum Speed Of Couch

90. Gear Ratio

91. Surface Speed Of Rotor

92. Dryer Surface Required

93. Dryer Cylinder Weight Calculation

94. PM/c Roll Width Design

95. Dandy Dia Required

96. Couch Pit Volume Design

97. No Of Dryers Required Without Size Press

98. No Of Dryers Required With Size Press

99. Rewinder Motor Capacity Required

100. Stock Pump Throughput

101. Transformer Capacity Required

102. Belt Length-Open Type For Same Dia Pulleys

103. Belt Length-Open Type For Diff Dia Pulleys

104. Belt Length-Cross Type For Same Dia Pulleys

105. Belt Length-Cross Type For Diff Dia Pulleys

LAB CALCULATIONS

106. Consistency Calculation

107. Burst Factor

108. OD Weight Of Pulp

109. Retention at Wire

110. RCT Conversion

111. Ash Content

112. Bulk Of Paper/Paperbaord

113. Breaking Length Calculation

114. Cobb

115. Specific Gravity Of Liquid

116. Acidity Of Water Sample

117. Alkalinity Of Water Sample

UNIT CONVERTERS

118. Basis Weight

119. Thickness

120. Tensile Strength

121. Tensile Index

122. Tensile Energy Absorption

123. Tearing Strength

124. Bursting Strength

125. Ring Crush Test

126. Edge Crush Test

127. Length

128. Area

129. Mass

130. Pressure

131. Temperature

132. Energy

133. Frequency

134. Speed

135. Time

136. Volume

137. Density

138. Force

139. Viscosity

140. Specific Heat Capacity

141. Flow Rate

142. Moment of Inertia

143. Torque

+ FINANCIAL CALCULATIONS-

* HISTORY OF PAPER

* PAPER SIZES

*QUIZ