A sluice gate slide gate with 4 sides sealing arrangement with suitable design modifications to suit the application is used. A side sluice gate is a flowregulation device widely used in irrigation works for diverting the. C30 plate c14 upper gate pintle assembly, horizontally framed miter gates. No sluice gate testing was performed in 2010 with the exception of load cell testing during may and june of 2010. Penstocks may be used where water level control, flow isolation or diversion is required. Sluice gates used in water diversion canals, irrigation canals, residual water purification plants, drinkable water treatment plants, reservoirs and industrial general comments a sluice gate is a mechanism used to cut off or obstruct the passage of a liquid. Design and analysis of lifting mechanism of dam gate. C29 plate c lower gate pintle assembly, horizontally framed miter gates. Z where q is the discharge per unit width, h is the upstream flow depth above the channel bed, g is the gate opening, z is the sill height above the bed, g is the gravitational acceleration and. Two types of rotor blades were experimentally examined. In this work, the variation of cc under vertical sluice gates on horizontal. All rotors were set just upstream of the sluice gate. Selection of the correct gate to suit the duty is important to satisfy the design criteria and provide the most cost effective solution.
Primarily used at the end of a pipeline or to cover a wall opening, cast iron sluice gates are best suited for submerged applications with high head, large amounts of present debris, corrosiveenvironments, and for critical inplant flow control. Pdf a side sluice gate is a flowregulation device widely used in irrigation works for diverting the flow from a main channel to a secondary. Indeed, no con traction occurs when a submerged gate hardly penetrate the water stream. Sluice gates consist of an aperture within existing floodgate with a sliding plate cover that can be opened to varying degrees.
They consists of a curved skin plate reinforced with structural members, and radial arms transmitting the water pressure to two trunion bearings. Jan 01, 1985 desalination, 55 1985 9144 9 elsevier science publishers b. Apenstockis a sluice or gate or intake structure that controls water flow, or an enclosed pipe that delivers water tohydraulic turbines and seweragesystems. The control system can be seen directly on the monitor. All rotors were set just upstream of the sluice gate and the new. Inline structure gated spillway hydraulic computations. The modern gate is designed to cater for a wide variety of duties from low seating to high offseating heads in sizes from 150mm to 5000mm square. Waterman heavyduty cast iron slide sluice gates are used in applications where safety and reliable performance are essential dams, tidal environments, water treatment plants and where outstanding product longevity is desired. The design consists of a 24inch long test section that will contain the various riffle sets. Example sluice gate a sluice gate controls flow in open channels. Most weir gates are required to be considerably wider than they are high. Use the bernoulli and continuity equations to determine the theoretical flowrate under the sluice gate.
Penstock sluice gate a penstock is used to control the flow or level of a liquid and consists of a sliding door controlled by a mechanically operated spindle, which moves over an aperture in a frame, which in turn is secured onto a structure. Model 1001c and model 101c light duty, round opening. In its simplest form,itconsistsofbeams1alignedtransverseto the flow which are borne in ushaped locators 2 on the pillars or abutments, and which absorb the water pressure slide gates. There were some tests of a fully open sluice gate 4 in 2011, and no sluice gate testing in 2012. This standard also covers sluice gate activating mechanisms of the manual, electric motor, and hydraulic cylinder types. Great lakes and mississippi river interbasin study glmris. Cairo university 2atomic energy authority cairo abstract the goal of this work is to obtain design equations,for a new design proposal of an interstage. Introduces different flow equations to students which are widely utilized for the design of sluice gates connected to open channel. To begin, the basic design data which includes the type and grade of discharge structure, the flood standard, the characteristic water level and the discharge rate are. Sluice gates watch technologies pdf catalogs technical. Appendix 1 background information used in design calculations. Consult coutexs entire sluice gate catalogue on directindustry. This new chapter contains the following general revisions. At sections 1 and 2, the flow is uniform and the pressure is hydrostatic.
How to build and operate sluice boxes heckler fabrication. Sluice gates are hydraulic structures that were conventionally used by ancient. This may include dams, riversand weirs, water treatment, sewage treatment, storm. The first is the crossshaped flat rotor and the second is the savoniuslike rotor. Pdf sluice gate discharge coefficient is an involved function of geometric and hydraulic parameters. Chapter 2 presents general planning and design information. The focus of this paper is to investigate the hydraulic performance of the unloaded roto sluice gate only. After the gate installation and checking, run gates through at least 2 full cycles from the closed position to full open position and back to the closed position. Calculation of contraction coefficient under sluice gates.
The twonhase momentum equation was utilized,to maximize the brine mass flux withthe sluice gate opening height. Updated bulkhead gate design process updated stoplog design process updated lifting frame and lifting beam design process. Department of mechanical engineering sluice gate flowrate. This opening can be vertical, horizontal or rotational in design. Thimble mounted sluice gates have following advantages. Design of the experiment the flow through a channel in which a gate partially obstructs the flow will be used for this measurement of total force. Page series 900 stainless steel gates gate size and service conditions determine the gate configuration required for each application. Introduction to water engineering 1 university of south australia. Sluice gate coutex pdf catalogs technical documentation. The design of the stem impacts the overall function of gate actuators because it is one of the gear reduction elements.
Alhamdulillah, atas limpahan rahmat serta hidayahnya tugas akhir ini dapat. Neglecting bottom friction and atmospheric pressure, decide the velocities 8 5 and 8 6, and the horizontal force required to hold the gate. Hydraulic performance of sluice gate with unloaded upstream rotor. This standard also covers sluice gate activating mechanisms of the manual, electric motor, and hydraulic cylinder types, together with standard accessories. Gates of the radial or trainer type are used as sluice gates, spillway gates, submerged intake gates and log chute gates. Pdf simplifying formulas that are used for calculations and design are the aim of researchers. The right gate at the right price shipped in 4 to 6 weeks regardless of the application or size, watch technologies sluice gates are durable, simple by design, easily maintained, customizable, and ready for any sort of actuation and automation. Pdf hydraulic characteristics and discharge of canal sluice gate. Sluice gate is more descriptive of the product, and this term is used widely in specifications. Inline structure gated spillway hydraulic computations civilgeo. Appurtenant features covered include trashracks, gate s, valves, and mechanical and electrical operating equipment. The flow is from left to right and enters at a velocity vo.
The equations used to model the gate openings can handle both submerged and unsubmerged conditions at the inlet and the outlet of the gates. The sluice gates have been throttled during three spill seasons 2006, 2008, and 2009. Heavy duty cast slide sluice gates waterman valve llc. Sluiceway deflector design as part of the boundary tdg. This design margin shall be assessed on the degree of control reasonably to be expected in the manufacture of the concrete and shall not be less than 7. Full text of is ball or roller bearings of an approved design may be provided if considered necessary to improve efficiency. Sluice building test sluice since there isnt much of a budget for this particular project the test sluice was built from scrap materials so it isnt the prettiest thing youll ever see but it should suffice for the purposes it is intended for. Design of automatic sluice gate using level control. Design of high pressure vertical steel gates chicago land.
Jan 01, 1999 similar to an ordinary sluice gate, the discharge below gates located over sills in rectangular channels may be expressed as. C28 plate c12 embedded anchorage, horizontally and vertically framed miter gates. For present work, the approach to distinguish the flow. Background information used in design calculations sluice gate design thisdesign is basedona fullyflowingpipe formula,suitable forconcreteor otherpipetypesluices basic data area of system to be served, ha minimum acceptable exchange rateper day average depth of pond system, metres pond base datum point pb, metres tide curve datum point tc. Discharge structure, flood discharge sluice gate and.
Discharge structure, flood discharge sluice gate and floating. The design of the side sluice gate to pass a certain. Coefficient of discharge for free flow sluice gates. For these calculations assume that the water depth downstream of the gate, remains at 61% of the distance between the channel bottom and. Steel liners shall also be provided to avoid erosion of concrete in the vicinity of gates. For the purpose of determining the design mean strength of the concrete a margin shall be added to the characteristic strength for the particular grade of concrete. The design of all sluice gate structural members complies with the requirements of din spec. Design of replacement vertical lift sluice gate for kinloch. Calculation of the discharge under a sluice gate, victor.
Neglecting bottom friction and atmospheric pressure, decide the velocities 8 5 and 8 6, and the horizontal force required to hold the gate if d 56 m, d 61 m, and l5 m. Smarter solutions, delivered faster making it easy for you to save water, time and money sluice gates by watch technologies the right gate at the right price shipped in 4 to 6 weeks regardless of the application or size, watch technologies sluice gates are durable, simple by design, easily maintained, customizable, and ready for any sort of actuation and automation. Design and analysis of lifting mechanism of dam gate opening. The pitch of the thread the distance between threads has. Hydraulic performance of sluice gate with unloaded. For a quotation kindly fill in at least the details marked with. Chapters 3 and 4 provide structural and seismic design. They may be of the conventional closure or the flush bottom closure type. This obstruction is called a sluice gate see figure 1. In order to design a sluice gate it is necessary to determine the headdischarge relationship qfh, and the pressure distribution over the gate. The aperture size can be adjusted to vary the amount of. Proposed alternates must be preapproved, per addendum, at least 14days prior.
This work shows the results obtained from the design of the discharge structure, the flood discharge sluice gate and floating debris sluice for the mekin hydropower project. This tutorial will help to understand and articulate the basic flow equation utilized by designers all over the world. A sluice gate or a slide gate is a custom manufactured product and its correct selection is dependent on numerous variables. Design equations for a new set up of sluice gates to. Oct 27, 2020 year of establishment china gate opener china small iron gate china gate grill design. Flow under sluice gate unixedu the university of alabama. The project design is based on the waterman ss250 series fabricated slide gate as manufactured by waterman industries of exeter, california. Jayakarta sluice gate is located in jakarta, the capital city of. The design mimics the existing 1930s riveted gate construction using modern materials and joining methods.
Weir gates mounted with unseating pressure, particularly wide gates, are subject to greater leakage because water pressure tends to deflect the slide away from the seals. The sluice gate schedule is not a gate takeoff list. Plate c11 anchorage links design data, horizontally and vertically framed miter gates. Waterman heavyduty cast iron slide sluice gates are used in applications where safety and reliable performance are essential dams, tidal environments, water treatment plants and where outstanding product longevity is desired waterman cast gates are preferred for highhead up to 200. As a result, most users find it very difficult to arrive at the correct configuration technically and economically of the sluice gate slide gate that they require for a particular application. Pdf analysis of rectangular side sluice gate researchgate. The advantage of the driving motor that is used for this sluice is when there is a power outage, the sluice gate can still be opened by turning the manual lever on the drive motor.
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