1、BRITISH STANDARD Irrigation techniques - Automatic turf irrigation systems - Part 1: Definition of the programme of equipment by the owner The European Standard EN 12484-1:1999 has the status of a BritishStandard ICs 65.060.35 BS EN 124841:1999 NO COPYING WITHOUT ES1 PERMISSION EXCEPT AS PERMITTED B
2、Y COPYRIGW LAW STD-BSI BS EN LZ48q-L-ENGL 1777 I Lb24bb7 0784237 3T4 W Amd. No. Date BS EN 12484-1:1999 Comments This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on
3、15 July 1999 O BSI 07-1999 ISBN O 580 32054 5 National foreword This British Standard is the English language version of EN 12484-1:1999 The UK participation in its preparation was entrusted to Technical Conunittee AGEBO, Irrigation and drainage equipment, which has the responsibility to: - aid enqu
4、irers to understand the text; - present to the responsible European committee any enquiries on the - monitor related international and European developments and promulgate interpretation, or proposals for change, and keep the UK interests informed them in the UK A list of organizations represented o
5、n this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “InW EN 124843, Irrigation techniques - Auto
6、matic turf irrigation systems - Part 3: Automatic control and system mdnagemmt; EN 12484-4, Irrigation techniques - Automatic turf irrigation systems - Part 4: Instauation, acceptance and safety; EN 12484-5, Irrigation techniques - Automatic tu7if irrigatwn systems - Part 5: Testing methods of syste
7、ms. According to the CENKENELEC internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireiand, Italy, Luxembourg, Netherlands, Norway, P
8、ortugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Foreword 1 Scope 2 Definitions 3 units 4 Owners denitions concerning the 4.1 Location 4.2 Waterresources 4.3 Characteristics of the soils 4.4 CiimatOlOgiCaJ characteristics 4.5 Owner specifications regarding the data and constxaint
9、s in the automatic turf irrigation system defnition 4.6 Owner specifications regarding the needs and requirements in the automatic turf irrigation system definition equipment programme Annex A (informative) Qpe of recommended check list to define the data and constraints of the irrigation equipment
10、programme Annex B (informative) me of recommended check list to define the needs and requirements of the imgation equipment programme Page 2 3 3 4 Ei O BSI 07-1999 STD-BSI BS EN LZ9Bi-L-ENGL 1777 m Lb24bb7 0784220 777 m 1 scope This part of EN 12484 specifies the dab, irrigation needs, constraints a
11、nd requirements which have to be presented and quantified by the owner in order to initiate the system design, equipment sizing and realization of automatic turf irrigation systems. This part of EN 12484 is applicable to irrigation projects with a surface larger than 1 ha, such as golf courses, race
12、 courses, iarge municipal parks and sports fields. This part of EN 12484 may not be applicable to residenu applications equal to or smaller than 1 ha for which the home owner could not provide aii the data listed hereafter. Annexes A and B are informative and give the type of controls which can be u
13、sed as a guideline for defining data, needs, constsaints and requirements. 2 Denitions For the purposes of this standard the following definitions apply 2.1 owner individual or legal entity described by this term in the conat documents on whose behalf the work or works are performed 2.2 project mana
14、ger individual or legal entity to whom, because of his proficiency, the owner entrusts the task of designing the project, directing the performance of the contract and proposing the acceptance of and the settlement for the work 2.3 rain fail supply the amount of water which falls on a unit of horizo
15、ntal surface in a given unit of time as natural andor artificial rain (in mm/h) 2.4 flow rate the volume of water which flows past a particulas cross-section in a unit of time (in YS or in m3h) 2.5 evapotranspiration quantity of water transferred from the soil to the amosphere by evaporation and pla
16、nt transpiration, measured in mmh or dday 2.6.1 potential evapotranspiration (El“ or ET) maximum quantity of water capable of being evaporated in a given climate, by a continuous expanse of vegetation covering the whole ground and well supplied with water It includes evaporation from the soil and tr
17、anspiration from the vegetation in a specific region during a 24 h period, expressed as a depth of water. Page 3 EN 12484-1:1999 2.5.2 maximum evapotranspiration (ETM) maximum quantity of water capable of being evapotranspirated in a given climate by a given crop well supplied with water 2.6 crop co
18、efficients (k,) factors correcting the evapotranspiration ratio according to the plant and its growing stage 2.7 granulometry of a soil distribution by size of the particles of a soil 2.8 relative humidity expressed as a percentage representing the ratio of the water vapour present in the air to the
19、 vapour which the same air could contain if saturated 2.9 dynamic pressure pressure exerted by a liquid moving along the walk of a pipe or at the nozzle of a sprinkler, measured in asc cai (Pa) This is the reference pressure used for sizing the network 2.10 soil moisture reservoir amount of water th
20、at may be available in the soil (in mncm) 2.11 available moisture reservoir of the soil amount of water that may be available in the soil and can be taken up by piants (i dem) 2.12 soil structure the arrangement of particles into aggregates which occur in a variety of recognized shapes and sizes 2.1
21、3 texture characteristics of a soil resulting from the size and nature of its components 2.14 flow velocity vector indicating the speed and direction of a moving liquid; commonly used for mean velocity (ds) 2.16 infiltration rate rate at which a given soil absorbs water per unit =(mm/h 2.16 wind spe
22、ed speed of air movement at 2 m above the ground surface in unobstructed surroundings (in ms) 1 bar = lo5 Pa = 100 kPa. D BSI 07-1999 STD-BSI BS EN 22484-1-ENGL 1999 Zb29bb9 0789223 825 W Page 4 EN 1244-1:1999 3 units a) area: hectare (ha); b) soil water reservoir in mm of water per cm of soil (dcm)
23、; c) Mtraiion rate of water into the soil: mm/h, d) dimensions of components and pipe diameters: mm; e) water velocity: ds; f) wind speed: ds; g) flow rate: YS, m34 h) pressure: kilopascal Orpa); i) power: kW. For all other units, the SI system shaii be used 4 Owners definitions concerning the equip
24、ment programme This clause specifies the daa that the owner shall gather for the knowledge of the site to be irrigated 4.1 Location The owner shaii provide: a) the Mtude (in degrees), longitude (in degrees) and altitude (in metres) of the site; b) the identification of the area concerned by the irri
25、gation system; c) the updated general plan, which should be marked in a metric and standard scale selected to provide good legibility. It should use the l/l,i/2, 1/50, i/lO, l2000, i/25 scale accordmg to the area to be equipped, with the following information: 1) contour level every 5 m with indicat
26、ion of the benchmark 2) property and project boundasies; 3) networks and services, existing and planned; 4) buildings, existing and planned 5) water sources with indication of available flow and pressure; 6) average ground water level; 7) electrical power supply points with specification of voltage
27、and available capacity; d) the landscape ayout plan of the area to be equipped with mention of 1) types of vegetation, existing and planned, 2) types of soils; 3) roads and pavements, existing and planned; 4) other obstacles; 5) presence of rocks and stones; 6) pipe conduits and planned conduits; 7)
28、 area not to be watered; e) and more generally, ali the constraints and obligations to which the owner is subjected (for example archaeological site). 4.2 Water resources 4.2.1 Characteristics The owner shall indicate the origin of the water resource(s): a) potable water network; b) irrigation water
29、: pressurized network or free surface; c) untreated industrial water, recycled water, d) individual supply fiom river, bore hole, well, lake, small dam, reservoir, etc. The owner shall also indicate the characteristics and water analysis resuits (physical, chemical and bacteriological properies) of
30、the water resource. 4.2.2 Availability of water 4.2.2.1 Water supply alread2/ installed The owner shal specify for each installed water supply point: a) totai volume of water available on yearly basis; b) total volume of water available on irrigation season bask, c) available flow rate; d) available
31、 pressure; e) daily and seasonal water availability schedule. 4.2.2.2 Legal authorizations Many authorities and organizations are involved in the use of water resources. It is the responsibility of the owner to contact all the parties involved and to obtain a permit for abstraction of sufficient wat
32、er quantity for the planned project. 4.3 Characteristics of the so b) information relating to the topsoil and subsoil survey; c) soil analysis andor estimate of its structure and particle size; d) depth of the usable roots zone; e) soil water holding capacity; f) infiltmtion rate; g) existing or pla
33、nned drainage; h) all other specific characteristics which can affect the irrigation project 1bar=105Pa=100kPa O BSI 07-1999 STD-BSI BS EN 12484-1-ENGL 1777 m 1b2Libb7 0784222 7bL = 4.4 Climatological characteristics The owner shall supply the major characteristics of the weather conditions affectin
34、g the irrigation and shaii indicate these data sources: a) sunshine: number of days and hours per day during the irrigation period; b) temperature: minimum, maximum and average temperature per month; c) potential evapotmnspiration with caicWon method d) rain fall; e) wind. The owner shall indicate t
35、he amount of rain fall during the period which will be considered as the reference for the system design. “he average rain fall per period of time is indid. The quinquenniai frequency of the rain fd, if available, wiU be specified or the characteristics of the five driest years during the last 20 ye
36、ars. The owner shal indicate the characteristics of the wind pattern affecting the irrigation project f) range of wind speed, duration during the irrigation season shown in chart form; g) direction of prevailing wind h) other factors; i) more genera b) areas not to be ixrigated c) areas where underg
37、round pipe imtahtion is not ailowed d) control zoning criteria for the irrigation area; e) authorized and prohibited days for irrigation; f) authorized daiiy irrigation cycle period; g) more generally, all other consh-aints (technical, legal or other) which may affect the specifications of the irrig
38、ation project. Page 6 EN 12484-1:1999 4.6 Owner specifications regarding the needs and requirements in the automatic turf irrigation system definition The owner b) maximum investment cost; d) maintenance cost; e) level of qualiw. uniformity of irrigation; f) level of sensitiveness to vandalism and t
39、heft; g) degree of automation and possible evolution desired; h) realization schedule: c) operatuig cost; 1) possible realization in several phases; 2) evolution and extension possibilities; i) management of water policy (water consewation, level of risk, .); j) and genera& ali other factors likely
40、to affect the results desired by the owner. O BSI 07-1999 STD.BS1 BS EN L2484-l-EKGL 1999 lb24bb9 0784223 bT Page 6 EN 12484-1:1999 Annex A (informative) Qpe of recommended check list to defme the data and constraints of the irrigation equipment programme A.1 Site: Location: Project name: Altitude L
41、ongitude . Latitude Situation plan Landscaped plan Existing network plan Topographical pian A.2 Water supply: a) Nature: 1) potable water 2) irrigation water 3) raw industrial water 4) raw recycled water 5) individd supply: - river - well - bore hole - lake -smalldam - reservoir b) To be equipped cl
42、 Eqllipped. 1 2 3 supply points 1) available flow during the high season: 2) dynamic pressure: . 3) totai volume available (iiation season): 4) totai volume available &early basis): . . . 5) water availability: - continuous - in the daytime . h to h d) Other constsaintS: e) QuaitY: 1) potable water
43、2) raw water f) Fuil chemical, physical and bacteriological analysis g) Content of suspended matters: . h) Sand gn i) Sit gn j) Algae: 1) smty . k) Debris: m) pH O BSI 07-1999 Page 7 EN 12484-1:1999 I A.3 Type of soil: 1 humidity 1 l I L a) Usual denomination: b) Texture: c) Structure: d) Grantdomet
44、ry: e) Depth of the usable roots zone: f) Soil water holding capacity: g) Infiitmtion rate: min. JANUARY FEBRUARY MARCH APRIL MAY Wpllng points 1 2 3 . . . . . . max. mean % mmhor mm number of speed direction number of mm/d hours dS degree &YS 7 A.4 Characteristics of the climate: Month I TemDeratur
45、e I Relative I ETP I Bain fail I Sunshine I Prevailing wind I Other constraints (giare .) : A.6 Areas to be equipped: a) Zones: 1) to be irrigated . 2) not to be irrigated 3) underground pipes forbidden: 4) compulsory ways: 5) pipes and conduits . b) Independent control zoning criteria for the irrig
46、ation ara 1) none 2) according to vegetation species 3) according to the exposure 4) others (to be specified): . O ES1 07-1999 STD=BSI BS EN LZ484-L-EMGL 1759 Lb24bb9 0784225 470 Page 8 EN 12484-1:1999 A.6 Running of the turf irrigation system: a) irrigation days: 1) Sunday 2) Monday 3) nesday 4) We
47、dnesday 5) 6) Friday 7) s- b) Authorized periods: 1) number of hours: 2) number of hours: Authorized Authorized Authorized Authorized Authorized Authorized Authorized from . to from . to. . A.7 Other constraints: a) Wer daa and constsaints affecting the definition of the turf irrigation system: 1) t
48、echnical: 2) legal: . Annex B (informative) me of recommended check list to dehe the needs and requirements of the irrigation equipment programme B.l Plant water needs: Based on the evapotranspiration and crop coefficient (subject to more detailed study) I me of piant I Water needs 1 I Jan I Feb I M
49、ar I April 1 May I June I July I Aug I Sept I Oct I Nov I Dec I Total I B.2 Costs: a) Maximum investment cost . b) Operating cost c) Maintenance cost . O BSI 07-1999 STD.BS1 BS EN 1244-L-ENGL 1999 1b24bb9 078422b 307 Page 9 EN 12484-1:1999 B.3 Quality level: a) Uniformity of irrigation: High Mean Poor b) Water savings: High Mean Poor c) Resistancetovandalismandtheft: High Mean Poor B.4 Degree of automation: a) Automatic control 1) locally 2) 10caUy with a possible evolution toward a centralized control system 3) centraked control system B.6 Complet
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