Расчет горения топлива с ТЦП. Расчет термоподготовки угля. Расчет горения газовзвеси, страница 6

Поверхность стен топки, м²/кг угля

                                                                                                                                                                 (2.99)

Объем топки, м3/кг угля

                                                                                                                                                                      (2.100)

Высота топки, м/кг угля

                                                                                                                                                                        (2.101)

Эффективная толщина излучающего слоя, м

                                                                                                                                                                         (2.102)

Ширина топки при одноярусном расположении предтопков, м

                                                                                                                                                                                    (2.103)

Коэффициент К₁

                                                                                                                                                                     (2.104)

Коэффициент К₂

                                                                                                                                                                       (2.105)

Степень черноты факела

                                                                                                                                                                (2.106)

Уточненная степень черноты факела (итеративно рассчитаная)

                                                                                                                                                                  (2.107)

Эффективная температура, определяющая средне-топочную плотность

излучения, К

                                                                                                                                                                         (2.108)

Коэффициент

                                                                                                                                                        (2.109)

Среднее значение плотности лучистого теплового потока, кВт/м²

                                                                                                                                                                  (2.110)

Количество экранируюших трубок при двухтопочной схеме, шт/кг угля

                                                                                                                                                                 (2.111)

Расход топлива, кг/с

                                                                                                                                                                        (2.112)

Приведенный расход топлива, кг/с

                                                                                                                                                                        (2.113)

Расход воздуха через экранные трубки, кг/кг угля

                                                                                                                                                                       (2.114)

Скорость воздуха в трубках, м/с

                                                                                                                                                     (2.115)

Коэффициент теплоотдачи от стенки трубки к воздуху, кВт/м2*К

                                                                                                                                                          (2.116)

Средняя температура стенки экранной трубки, К

                                                                                                                                                    (2.117)