RU2010139619A

RU2010139619A - EXPERIENCE POOL

Info

Publication number: RU2010139619A
Application number: RU2010139619/11A
Authority: RU
Inventors: Серго Борисович Абатуров (RU); Серго Борисович Абатуров; Александр Шаевич Афремов (RU); Александр Шаевич Афремов; Николай Иванович Грязнов (RU); Николай Иванович Грязнов; Сергей Александрович Жаринов (RU); Сергей Александрович Жаринов; Евгений Федорович Митрофанов (RU); Евгений Федорович Митрофанов; Владимир Викторович Сергеев (RU); Владимир Викторович Сергеев
Priority date: 2010-09-28
Filing date: 2010-09-28
Publication date: 2012-04-10
Also published as: RU2460666C2

Abstract

1. Опытовый бассейн, содержащий прямоугольную чашу, заполненную водой, волнопродуктор, смонтированный вдоль одной или двух сторон чаши, и волногаситель, расположенный вдоль противоположных по отношению к волнопродуктору сторон чаши, выполненный из установленных под углом к набегающему волновому потоку проницаемых щитов и имеющий, по меньшей мере, одну опускаемую на глубину секцию, отличающийся тем, что к проницаемым щитам волногасителя снизу прикреплены не менее двух перфорированных пластин, расположенных параллельно друг другу и простирающихся на всю ширину бассейна и на глубину ΔН, определяемую из условия: ! ! где η - глубина бассейна в месте расположения перфорированных пластин, a Lmax - максимальная длина волн, генерируемых волнопродуктором, причем к проницаемым щитам секций, опускаемых на глубину, перфорированные пластины прикреплены шарнирно. ! 2. Опытовый бассейн по п.1, отличающийся тем, что коэффициент проницаемости перфорированных пластин изменяется последовательно от пластины к пластине, пропорционально уменьшаясь в направлении распространения волн от значения 0,55 на первой к набегающему фронту волны пластине до значения 0,15 на последней, при этом размеры ячеек перфорации уменьшаются от пластины к пластине в той же пропорции. ! 3. Опытовый бассейн по любому из пп.1 или 2, отличающийся тем, что секции волногасителя, опускаемые на глубину, оборудованы устройством разворота перфорированных пластин. ! 4. Опытовый бассейн по п.3, отличающийся тем, что устройство разворота перфорированных пластин выполнено в виде шарнирно-рычажного механизма, включающего центральный поворотный узел, закрепленный посред 1. An experimental pool containing a rectangular bowl filled with water, a wave maker mounted along one or two sides of the bowl, and a wave absorber located along the opposite sides of the bowl with respect to the wave maker, made of permeable shields installed at an angle to the oncoming wave flow and having, along at least one section lowered to a depth, characterized in that at least two perforated plates are attached to the permeable shields of the wave damper from below, located parallel to each other and extending over the entire width of the pool and to a depth ΔН, determined from the condition: ! ! where η is the depth of the pool at the location of the perforated plates, and Lmax is the maximum wavelength generated by the wave generator, and the perforated plates are pivotally attached to the permeable shields of the sections lowered to the depth. ! 2. An experimental pool according to claim 1, characterized in that the permeability coefficient of the perforated plates changes sequentially from plate to plate, proportionally decreasing in the direction of wave propagation from a value of 0.55 on the first plate to the incident wave front to a value of 0.15 on the last one, in this case, the dimensions of the perforation cells decrease from plate to plate in the same proportion. ! 3. Experimental pool according to any one of claims 1 or 2, characterized in that the sections of the wave absorber, lowered to a depth, are equipped with a device for turning perforated plates. ! 4. Experimental pool according to claim 3, characterized in that the device for turning the perforated plates is made in the form of a hinged-lever mechanism, including a central swivel assembly fixed in the middle

Claims

1. An experimental pool containing a rectangular bowl filled with water, a wave producer mounted along one or two sides of the bowl, and a wave absorber located along the sides of the bowl opposite to the wave producer, made of permeable shields installed at an angle to the incoming wave flow and having at least one section lowered to a depth, characterized in that at least two perforated plates parallel to each other and secured to the permeable shields of the wave suppressor irayuschihsya the entire width of the pool and the depth? H, determined by the condition:

where η is the pool depth at the location of the perforated plates, and L _max is the maximum wavelength generated by the wave producer, and the perforated plates are pivotally attached to the permeable shields of the sections lowered to the depth.

2. The test pool according to claim 1, characterized in that the permeability coefficient of the perforated plates varies sequentially from plate to plate, proportionally decreasing in the direction of wave propagation from a value of 0.55 on the first to the incident wave front of the plate to a value of 0.15 on the last, while the size of the perforation cells decreases from plate to plate in the same proportion.

3. The experimental pool according to any one of claims 1 or 2, characterized in that the sections of the waveguard, lowered to a depth, are equipped with a device for turning perforated plates.

4. The test pool according to claim 3, characterized in that the device for turning the perforated plates is made in the form of a pivot-lever mechanism, including a central rotary assembly, mounted by means of the axis of rotation on the permeable shield of the section, lowered to the depth, of the upper arm pivotally connected to the central the swivel assembly and the basin of the pool, and the lower arm pivotally connected to the central swivel assembly and, for example, to the front perforated plate, which, in turn, is pivotally connected to adjacent and perforated plates, wherein the fastening hinge axis of the upper and lower arms to the central hinge assembly do not coincide with the central axis of rotation of the assembly relative to the permeable sheet.

5. The test pool according to claim 4, characterized in that the central rotary assembly includes a gear, and the upper lever is made in the form of a second gear element, for example, a gear rack mounted on the pool bowl.

6. The test pool according to claim 3, characterized in that the device for turning the perforated plates is made in the form of a block-cable structure, including at least one guide block for conducting the cable located on the permeable section shield, and a cable, the upper end of which mounted on the pool bowl, and the lower one, for example, on the front perforated plate, which, in turn, is connected by cables to adjacent perforated plates.

7. The test pool according to any one of claims 1 or 2, characterized in that the perforated plates of the waveguard sections, lowered to a depth, are divided in height into two parts, of which the upper ones are hingedly attached to the permeable section shields, and the lower ones are rigidly fixed to the bottom of the bowl pool, and the planes fixed on the bottom of the lower parts of the plates are offset relative to the planes attached to the permeable shields of the upper parts by an amount not exceeding the vertical size of the perforation of the corresponding perforated plate, and the ratio s heights parts perforated plates attached to the permeable bottom shields and the pool is chosen from the condition of ensuring reliable lowering section to a maximum preset depth.