2007年化肥国内市场分析及2008年趋势展望

《磷肥与复肥》编辑部2008◆【论坛◆】2007年化肥国内市场分析及2008年趋势展望龙文军农业部农村经济研究中心北京100810[摘要]]从分析近几年我国化肥产销和进出口情况入手介绍了2007年国家__与化肥有关的主要政策分品种分析了2007年度国内化肥市场所呈现出的主要特点指出化肥市场运行中存在的突出问题｡在此基础上对2008年的化肥市场做出了初步预测和判断并提出了化肥市场体系建设的政策建议｡[关键词]]化肥;国内市场;预测[中图分类号]]TQ44;F

713.5[文献标识码]]A[文章编号]]1007-6220200802-0001-05____ysisonChina’schemicalfertilizer__rketin2007andprospectsforthetrendin2008LONGWen-junResearch__nterforRuralEconomyMinistryofAgricultureBei___g100810ChinaAbstract BydescribingthesituationsincludingtheproductionandsaleexportandimportofChina’schemicalfertilizerinthepastyears__inpoliciesofchemicalfertilizerissuedbygover__entareintrodu__dthe__incharacteristicsofChina’schemicalfertilizer__rketin2007are____yzedandexistingproblemsofchemicalfertilizer__rketarepointedout.Theprospectandjudgmentofchemicalfertilizer__rketin2008are__deandsomepolicysuggestionsareputforwardforthechemicalfertilizer__rketsystemconstruction.Keywords chemicalfertilizer;domestic__rket;prospect.我国化肥流通政策的历史演变与发展态势王利12孙爱文3马文奇4高祥照

151.华中农业大学资源与环境学院湖北武汉430070;

2.中化化肥-农大研发中心中国农业大学北京100094;

3.中国农业大学资源与环境学院北京100094;

4.河北农业大学资源与环境学院河北保定071001;

5.全国农业技术__服务中心土肥技术处北京100026[摘要]]围绕我国化肥流通体系的发展参照建国以来国家有关部门发布的各种政策文件深入分析了我国化肥流通政策包括分配政策､__政策､税收政策､运输政策､化肥储备政策､关税配额政策､质量监管政策的历史演变规律在衡量各项政策对我国化肥流通所产生影响的基础上指出了化肥流通政策的发展态势｡[关键词]]化肥;流通政策;历史演变;发展态势[中图分类号]]TQ440;F

014.3[文献标识码]]A[文章编号]]1007-6220200802-0006-06HistoricalevolvementanddevelopmenttrendoffertilizercirculationpoliciesinChinaWANGLi12SUNAi-wen3__Wen-qi4GAOXiang-zhao

151.CollegeofResour__sandEnviro__entHuazhongAgriculturalUniversityWuhanHubei430070China;

2.ResearchandDevelopment__nterofFertilizersChinaAgriculturalUniversityBei___g100094China;

3.CollegeofResour__sandEnviro__entChinaAgriculturalUniversityBei___g100094China;

4.CollegeofResour__sandEnviro__entHebeiAgriculturalUniversityBaodingHebei071001China;

5.SectionofSoil-FertilizerTechnologyNationalAgro-TechnicalExtensionandServi____nterBei___g100026ChinaAbstract__nteringonthedevelopmentoffertilizercirculationsysteminChinaandreferringtothepoliciesissuedbyrelevantgover__entalsectorsChina’sfertilizercirculationpoliciesincludingdistributionpolicytaxpolicytransportpolicyfertilizerreservepolicytariffquotaspolicyqualitysupervisionpolicyandhistoricalevolvementregularityaredeeply____yzed.Thedevelopmenttrendoffertilizercirculationpoliciesisproposedonthebasisofmeasuringtheinfluen__ofpoliciesonChina’sfertilizercirculation.Keywords:fertilizer;circulationpolicies;historicalevolvement;developmenttrend.我国磷资源凸显新特点磷肥行业需冷静对待叶学东安徽铜陵化工集团有限公司安徽铜陵244000[摘要]]磷矿作为化肥及磷化工的主要矿物原料具有基础原料和农用物资原料的双重属性同时磷矿又是不可再生的战略资源在国民经济中具有重要的地位｡介绍我国磷矿资源的特征及通过对矿山__利用的整治后凸显的新特点提出磷肥行业认真对待磷资源新特点的几点意见｡[关键词]]中国磷资源;整治整顿;新特点;磷肥行业;冷静对待[中图分类号]]TD871+.3;TQ442[文献标识码]]A[文章编号]]1007-6220200802-0012-04China’sphosphatefertilizerindustryshouldbereadyandcalmtocopewiththenewfeaturesappearinginphosphorusresour__sYE___-dongTonglingChemicalGroupCo.LtdTonglingAnhui244000ChinaAbstract:Asthe__inraw__terialfortheproductionofchemicalfertilizerandphosphoruschemicalindustryphosphaterockhasthedoubleattributesboththeraw__terialandagricultural__terialevennon-regenerativestrategicstoragewithanimportantroleinnationaleconomy.Thenewfeaturesofphosphorusresour__sinChinaareintrodu__d.Somesuggestionsareproposedbasedonthenewfeaturesofphosphorusresour__saftertheregulationofphosphateresour__sexploitationandutilizationKeywords:phosphorusresour__sinChina;regulationandreorganization;newfeatures;phosphatefertilizerindustry;bereadyandcalm.◆研究与__◆聚磷酸铵的合成张正元张志业四川大学化学工程学院四川成都610065[摘要]]研究了在常压条件下以湿法磷酸生产的工业级磷酸一铵和尿素为原料生产聚磷酸铵APP的合成工艺条件制备了平均聚合度为400的聚磷酸铵｡研究了磷酸铵､反应温度､组分配比､反应时间对平均聚合度的影响｡结果表明高聚合度APP的__生产工艺条件为:尿素与磷酸一铵的摩尔比为2聚合温度为300℃聚合时间为3h｡聚合反应完成后冷却即得粉末状的APP聚合物｡[关键词]]聚磷酸铵;合成;聚合度;阻燃剂[中图分类号]]TQ

126.3+5[文献标识码]]A[文章编号]]1007-6220200802-0016-02SynthesisofammoniumpolyphosphatesZHANGZheng-yuanZHANGZhi-yeSchoolofChemicalEngineeringSichuanUniversity_______Sichuan610065ChinaAbstract:ThesyntheticconditionsofAPPfromammoniumdihydrogenphosphateandureaundernor__lpressurearestu___dtopreparetheAPPwith400degreespolymerization.TheeffectsofsomekindsofpreparationconditionssuchasdifferentammoniumphosphatesreactiontemperaturethemolarratioreactiontimeondegreespolymerizationofAPPareinvestigated.Theopti__lconditionsaretheoptimummolarratioof2betweenureaandammoniumdihydrogenphosphatethereactiontimeof3handthetemperatureof300℃.Keywords:ammoniumpolyphosphateAPP;synthesis;degreespolymerization;fireretardants.◆过磷酸钙◆过磷酸钙粉碎机的改造江宁玉南通大伦化工有限公司江苏南通226005[中图分类号]]TQ

442.11[文献标识码]]B[文章编号]]1007-6220200802-0018-01风扫磨系统冷却水的循环利用何小明株洲化工集团磷肥厂湖南株洲412004[中图分类号]]TQ

442.11[文献标识码]]B[文章编号]]1007-6220200802-0019-01◆磷酸磷铵◆提高二水法磷酸生产磷收率的技术途径杨建中云天化国际化工股份有限公司三环分公司云南昆明650113[摘要]]对二水法磷酸生产中的磷损失进行了简要分析提出适度降低萃取槽磷酸浓度､对磷石膏进行二次洗涤过滤､全部回用酸性水等提高磷收率的技术途径并结合基本化学化工理论说明了理由｡[关键词]]湿法磷酸;磷回收率;技术途径[中图分类号]]TQ

126.3+5[文献标识码]]A[文章编号]]1007-6220200802-0020-02ApproachestoraisephosphorusrecoveryinproductionofdihydratephosphoricacidYANGJian-zhongThreeCircleCompanyYuntianhuaChemicalInternationalCo.LtdKu__ingYunnan650113ChinaAbstract:ThephosphoruslossofWPAproductionbythedihydratedphosphogypsumpro__ssissimplydiscussed.Toimproverecoveryratethetechnicalapproachessuchasreducingthephosphoricacidcon__ntrationinreactorproperlythesecondscrubbingandfiltrationaboutphosphogypsumandreusingacidicwaterentirelyareadvan__dandthereasonscombinedwiththebasicchemicaltheoriesaredescribed.Keywords:wet-pro__ssphosphoricacidWPA;recoveryrateofphosphorus;technicalapproach.回收磷铵预中和反应尾气余热降低浓缩汽耗的节能减排技术张峰榛1沈倩1贺西林1朱家骅1王江平2郭仕伟2周仕飞2陆庆国

21.四川大学矿产资源与可再生能源研究中心四川成都610065;

2.宏福总公司瓮福磷肥厂贵州福泉550501[摘要]]首次提出DAP预中和反应尾气分流进行余热回收浓缩稀磷酸的磷铵节能减排工艺源头减少湿线尾气水蒸气排放量降低湿法磷酸浓缩能耗

31.8%｡经过大型工业化试验验证其关键设备低温磷酸喷射降膜浓缩装置换热__560m2回收约80℃的DAP湿线尾气余热可以使稀磷酸P2O5质量分数提高约12百分点节能产生的直接经济效益在

1.5年之内即可收回技改投资｡[关键词]]磷铵尾气;节能;减排;磷酸浓缩[中图分类号]]TQ

444.14[文献标识码]]A[文章编号]]1007-6220200802-0022-03Energys__ingandexhaustreductiontechnologyforAPproductionbyrecoveredwasteheatfromtailgasastherecycledheatresour__forcon__ntrationZHANGFeng-zhen1SHENQian1HEXi-lin1ZHUJia-hua1WANGJiang-ping2GUOShi-wei2ZHOUShi-fei2LUQing-guo

21.Research__nterforMineralPro__ssingandRenewableEnergySichuanUniversity_______Sichuan610065China;

2.WengfuPhosphateFertilizerPlantHongfuIndustrialCommercialDevelopmentCo.LtdFuquanGuizhou550501ChinaAbstract:Anovelenergys__ingandexhaustreductionpro__sscharacterizedbyphosphoricacidcon__ntrationwiththeheatrecoveredfromtheDAPtailgasexhaustedfromthepre-neutralizationreactorisproposedforAPproductionwhichresultsintheenergyconsumptionredu__dby

31.8%forcon__ntration.Itisdemonstratedthroughtheexperimentfromthecommercializedpilotequipmentofjetfallingfilmevaporatorwith560m2su_____sforheatexchangethattheP2O5__ssfractionofthedilutephosphoricacidcanbeincreasedby12%withtheDAPwetlinetailgasunder80℃astheheatsour__.Theinvestmentforthissystemcanberewardedbythegainednetprofitwithin

1.5years.Keywords:ammoniumphosphateAPtailgas;energys__ing;wastesreduction;phosphoricacidcon__ntration湿法磷石膏堆场水与环保储学群童小祥中国石化集团南京设计院江苏南京210048[摘要]]针对降雨量和蒸发量的不确定性依据磷石膏堆场回水和环保要求提出降雨量和蒸发量生产保证率和环保保证率两个设计参数｡以堆场水平衡计算盈亏平衡为控制目标确定堆场调节库容和合理设置回水量｡[关键词]]磷石膏堆场;水平衡;回水;环保;保证率;调节库容[中图分类号]]TQ

126.3+5[文献标识码]]A[文章编号]]1007-6220200802-0025-03Effluentofwaterfromphosphogypsumstackandenviro__entalprotectionCHU___-qunTONGXiao-xiangNan___gDesignInstituteSINOPECNan___gJiangsu210048ChinaAbstract:Inviewofun__rtaintyofrainfallamountandevaporationcapacitybasedontherequestsofphosphogypsumstackbackwaterandenviro__entalprotectiontwodesignparametersi.e.productionguaranteerateandenviro__entalprotectionguaranteerateofrainfallamountandevaporationcapacityareproposed.Takingstackwaterbalan__ascontrolgoaladjustmentofstoragecapacityinthestackisdeterminedandbackwatervolumeisreasonablyestablished.Keywords:phosphogypsumstack;waterbalan__;backwater;enviro__entalprotection;guaranteerate;adjustmentofstoragecapacity磷酸装置的扩能技改赵胜贤广西鹿寨化肥有限责任公司广西鹿寨545624[摘要]]根据磷酸装置多年的生产经验介绍设计能力为12万t/aP2O5的磷酸装置分工段进行扩能技改的措施如:提高球磨机充填率增加钢球型号提高矿浆细度;提高反应温度至81～82℃提高SO3质量浓度至35g/L以获粗大二水硫酸钙结晶;减少过滤系统结垢堵塞几率提高开车率严格控制过滤真空度选择透气率4700m3/m2·h的滤布等｡技改后使磷酸产量达到15万t/aP2O5｡[关键词]]磷酸装置;扩能;技改[中图分类号]]Q

126.3+5[文献标识码]]A[文章编号]]1007-6220200802-0028-03CapacityextentionandtechnologyimprovementofphosphoricacidplantZHAOSheng-xianLuzhaiFertilizerCo.LtdLuzhaiGuangxi545624ChinaAbstract:Accordingtotheexperien__ofphosphoricacidproductiontechnologyimprovementsforphosphoricacidplantwithaproductioncapacityof120kt/aP2O5areintrodu__dsuchasimprovingthefillingrateofballmillincreasingthemodelnumberofsteelballandfinenessoforepulpraisingthereactiontemperatureto81～82℃increasingSO3contentto35g/Lforobtainingbigdihydratecalciumsulphatecrystallizationreducingscalepluggingrateinfiltrationsystemincreasingoperationratecontrollingvacuumdegreeselectingfilterclothwithaeratedrateof4700m3/m2·h.Theyieldreachesto150kt/aP2O5aftermodification.Keywords:phosphoricacidplant;capacityextention;technologyimprovement选用国产泵代替进口双级渣浆泵输送磷石膏的节能效果陈以明湖北大峪口化工有限责任公司湖北钟祥437910[摘要]]大峪口公司20万t/aP2O5磷酸装置的副产磷石膏采用湿法排渣技术磷石膏输送系统主要设备双级渣浆泵系德国进口运行中存在问题较多｡通过计算确定泵扬程､功率､转速选用2台串联国产泵代替进口泵并在串联的第1级泵加变频调速控制流量使能耗年节约60万元并且维修费用也大为减少｡[关键词]]磷酸装置;磷石膏渣浆输送系统;渣浆泵;变频器;电机功率计算[中图分类号]]TQ

051.21;TQ

126.3+5[文献标识码]]A[文章编号]]1007-6220200802-0031-02Energy-s__ingeffectofphosphogypsumconveyersystemwithhome-__depumpinsteadofimportedslurrydoublestagepumpCHENYi-mingDayukouChemicalCo.LtdZhongxiangHubei437910ChinaAbstract:ThetechnologyforseparationofsludgeinWPAisusedinDayukouChemicalCo.Ltd.totransporttheby-productphosphogypsumfromphosphoricacidproductionof200kt/aP2O

5.TherearemoreproblemsintheslurrydoublestagepumpimportedfromGer__nywhichisthe__inequipmentofphosphogypsumconveyersystem.Bydeterminingtheheadpowerandspeedofpumptwotandempumps__deinChinaareselectedtorepla__theimportedpumpandafrequency-convertinggovernorisaddedforthefirstpumptocontrolflow.Theenergycostiss__ed600000RMBYuanandthe__intenan__costismuchredu__d.Keywords:phosphoricacidplant;phosphogypsumconveyersystem;slurrypump;frequency-convertinggovernor;motorpowercalculation◆磷酸盐◆化学沉淀脱氟固相法生产粒状磷酸一二钙技术张国云南磷化集团有限公司云南昆明650600[摘要]]用二水湿法磷酸不经浓缩采用化学沉淀法脱氟固相法生产粒状饲料级磷酸盐MDCP｡介绍该工艺生产原理､基本工艺流程､主要设备､工艺控制指标｡该工艺能耗低流程短适应性强｡[关键词]]湿法磷酸;粒状饲料级磷酸盐;生产技术[中图分类号]]TQ

442.31[文献标识码]]A[文章编号]]1007-6220200802-0033-03Productionofgranularfeed-gradecalciumphosphateplantbychemicalprecipitationanddefluorinationsolid-phasetechnologyZHANGGuoYunnanPhosphorizationGroupCo.LtdKu__ingYunnan650600ChinaAbstract:Withoutcon__ntrationthedihydrateWPAisusedtoprodu__thegranularfeed-gradephosphateMDCPbythechemicalprecipitationanddefluorinationsolid-phasetechnology.Theprinciplesofproductionthebasicpro__ssthekeyequipmentandthepro__sscontrolindexesaredescribed.Thetechnologyhaslowpowerconsumptionshortpro__ssandstrongadaptability.Keywords:wet-pro__ssphosphoricacidWPA;granularfeed-gradecalciumphosphateMDCP;productiontechnology◆硫酸◆大气温度对硫酸余热回收效率､发电量的影响谢文俊广东省云浮硫铁矿企业集团公司化工厂广东云浮527343[摘要]]硫酸生产中的余热回收产生蒸汽用于发电｡分析大气温度变化对发电效率的影响并指出__以来对硫酸装置附属的发电系统的设计与运行重视不够使大气温度较高的夏季特别是南方地区的硫酸企业余热回收的发电效率大大降低｡该问题希望引起有关设计部门重视｡[关键词]]硫酸装置;余热回收;发电;大气温度[中图分类号]]TQ

111.16[文献标识码]]A[文章编号]]1007-6220200802-0036-02Influen__ofatmospheretemperatureonwasteheatrecoveryelectricpowergenerationinSAproductionXIEWen-junYunfuPyritesIndustryGroupCorp.YunfuGuangdong527343ChinaAbstract:Thewasteheatinsulfuricacidproductioncanbeusedforpowergeneration.By____yzingtheinfluen__ofatmospheretemperaturechangeontheefficiencyofpowergenerationitispointedoutthatlittleattentionispaidtothedesignandoperationofpowergenerationsystemaffiliatedtosulfuricacidplantitthatwhichresultsinagreatlylowerefficiencyofpowergenerationbywasteheatofsulfuricacidenterprisesinhigh-temperaturesummerespeciallyinsouthChina.Thisproblemmustbepaidmoreattentionespeciallytodesigners.Keywords:sulfuricacidSAplant;wasteheatrecovery;powergeneration;atmospheretemperature硫酸装置由40kt/a扩能为60kt/a的技改崔恩庆江苏中兴化工设备有限公司江苏扬州225115[中图分类号]]TQ

111.16[文献标识码]]B[文章编号]]1007-6220200802-0038-01◆钾肥◆硫酸钾生产装置配套生产氯磺酸魏庆征鲁西化工集团有限责任公司山东聊城252000[摘要]]介绍利用曼海姆法生产硫酸钾的尾气HCl气与硫酸生产装置转化器3段引出的SO3气体在合成塔中生产氯磺酸SO2ClOH的生产技术､工艺流程､运行中的问题与解决措施｡该技术适宜在产生HCl尾气的装置和制硫酸装置共存的企业__应用｡[关键词]]硫酸钾生产装置;HCl尾气;硫酸装置;生产氯磺酸技术[中图分类号]]TQ

443.2[文献标识码]]B[文章编号]]1007-6220200802-0039-02ProductionofchlorosulfonicacidintegratedwithpotassiumsulfateplantWEIQing-zhengLuxiChemicalCo.LtdLiaochengShandong252000ChinaAbstract:HCltail-gasfromK2SO4__nufacturedby__nnheimpro__ssreactswithSO3gasfromH2SO4facilityandprodu__schlorosulfuricacidSO2ClOHinasynthesizingtower.Thetechnologypro__ssproblemsinrunningandtheircountermeasuresarepresented.ThetechnologyissuitableforthoseenterpriseswithHCltail-gasandH2SO4facility.Keywords:K2SO4facility;HCltail-gas;H2SO4facility;chlorosulfuricacidtechnology◆复混肥◆高塔装置改产内质型缓/控释复混肥料的生产技术张立省鲁守尊黄宾刘祥臻金沂蒙集团有限公司山东临沭276700[摘要]]利用高塔装置改产内质型缓/控释复混肥料介绍其改造背景､工艺技术路线及内质型高塔缓/控释复混肥的作用机理､产品质量标准､投资效益分析､技术经济性能等｡内质型高塔缓/控释复混肥缓控释效果好氮利用率可提高15%在土壤中可自动降解无污染｡[关键词]]高塔;改产;内质型高塔缓/控释复混肥料;工艺技术[中图分类号]]TQ444[文献标识码]]A[文章编号]]1007-6220200802-0041-03Technologyforproductionofintrinsicslow/controlledreleasecompoundfertilizerinprillingtowerZHANGLi-shengLUShou-zunHUANGBinLIUXiang-zhen___yimengGroupCo.LtdLinshuShandong276700ChinaAbstract Thetowerplantisreformedtoprodu__intrinsicslow/controlledreleasefertilizer.Thereformbackgroundpro__sstechnologyaswellasthemechani__productqualitystandardinvestmentbenefit____ysistechnicaleconomicperfor__n__oftheintrinsicslow/controlledreleasefertilizerarediscussed.Theintrinsicslow/controlledreleasefertilizerwhichisauto__ticallydegradableinsoiliswithgoodslow-releaseeffectnopollutionand1timeincreaseinnitrogenutilizationrate.Keywords tower;productalteration;intrinsicslow/controlledreleasefertilizer;technology影响高塔熔融喷浆造粒复合肥产出率的因素分析与解决方法李晓波山西丰喜肥业集团股份有限公司闻喜复肥分公司山西闻喜043802[摘要]]分析影响高塔熔融喷浆造粒复合肥产出率的因素指明提高产出率的措施并提出建议｡[关键词]]高塔熔融喷浆造粒;产出率;影响因素分析;解决方法[中图分类号]]TQ444[文献标识码]]A[文章编号]]1007-6220200802-0043-03CauseforlowproductionrateofcompoundfertilizerbymeltspraygranulationinprillingtowerandmethodforresolvingLIXiao-boWenxiCompoundFertilizerCompanyFengxiFertilizerCo.LtdWenxiShanxi043802ChinaAbstract Thecausesforlowproductionrateofcompoundfertilizerbymeltspraygranulationinprillingtowerarediscussedsomemethodsforresolvingtheproblemsarepresented.Keywords meltspraygranulationinprillingtower;productionrate;cause____ysis;methodforresolving复合肥实现动态原料配方降低生产成本蔡曙光陈应斌方燕生安徽六国化工股份有限公司安徽铜陵244021[摘要]]论述对一定规格的复合肥产品原料消耗与制造成本变化不大而各种原料在不同时期的__波动对产品成本影响较大因此应根据多种原料__在满足一定规格的复合肥产品养分要求的前提下可改变原料的配方以达到降低生产成本的目的｡介绍实现动态原料配方的具体做法､意义及注意事项｡[关键词]]复合肥;动态原料配方;降低生产成本[中图分类号]]TQ444[文献标识码]]A[文章编号]]1007-6220200802-0046-03Reducingtheproductioncostofcompoundfertilizerbyconductingdynamicformulationofraw__terialsCAIShu-guangCHENYing-binFANGYan-shengAnhuiLiuguoChemicalCo.LtdTonglingAnhui244021ChinaAbstract:Asa__rtainNPKproductthereislittlechangeinraw__terialconsumptionand__nufacturecosthoweverthefluctuatedpri__willgiverisetoaviolentimpactuponthecostsoitisne__ssarytoadjustraw__terialrecipeachievingthelowestcostinfulfilling.Thedynamic__terialsubstituteinproductionisgivenwithitssignifican__andtrickspresented.Keywords:compoundfertilizer;dynamicraw__terialratio;loweringcost农用肥料聚磷酸铵的制备与应用王连祥菏泽市农科院山东菏泽274000[摘要]]聚磷酸铵是一种性能优良的非卤阻燃剂国内在农业上应用较少｡介绍一些聚磷酸铵的生产方法｡重点介绍磷酸与尿素缩合法生产农用短链低聚磷酸铵的生产方法､性质､用途｡低聚磷酸铵是液体肥料一种很好的原料并具有缓释与螯合作用｡[关键词]]农用肥料;短链低聚磷酸铵;磷酸与尿素缩合法;生产技术[中图分类号]]TQ

126.3[文献标识码]]A[文章编号]]1007-6220200802-0049-02PreparationandapplicationofagriculturalammoniumpolyphosphateWANGLian-xiangHezeAcademyofAgriculturalScien__sHezeShandong274000ChinaAbstract Ammoniumpolyphosphatehasanex__llentperfor__n__inhalogen-freeflameretardanthoweveritsagriculturalapplicationislessinChina.Thetechnologyforammoniumpolyphosphateproductionisintrodu__d.Thepro__ssescharactersandusesabouttheshortchainandoligomericagriculturalammoniumpolyphosphatearedescribedbycondensationmethodbetweenphosphoricacidandurea.Theoligomericammoniumpolyphosphateisagood__terialofliquidfertilizerandhasslow-releaseandchelatingeffect.Keywords:agriculturalfertilizer;shortchainandoligomericammoniumpolyphosphate;condensationmethodbetweenphosphoricacidandurea;productiontechnology高塔造粒复合肥的防结块措施郑世华唐云豆永强杜廷军姜开源自贡市鸿康实业有限公司四川自贡643000[摘要]]阐述高塔造粒生产复合肥的技术､肥料的结块机理及影响高塔造粒肥料结块的主要因素并提出相应的防结块措施｡[关键词]]高塔造粒;复合肥;结块机理;防结块措施[中图分类号]]TQ444[文献标识码]]A[文章编号]]1007-6220200802-0051-02Anti-cakingmeasuresforgranulationofcompoundfertilizerinprillingtowerZHENGShi-huaTANGYunDOUYong-qiangDUTing-junJIANGKai-yuanHongkangIndustrialCo.LtdZigongSichuan643000ChinaAbstract:Thetowergranulationtechnologyinprillingtowerandcakingmechani__arepresentedespeciallythe__infactorsaffectingcakingoftowergranulation.Themeasuresofanti-cakingarepresented.Keywords:granulationinprillingtower;compoundfertilizer;cakingmechani__;measuresofanti-caking复合肥产品质量控制的有效途径孙志岩1先员华2骆吉林

11.贵州宏福实业__有限总公司贵州福泉550501;

2.宜宾职业技术学院四川宜宾644003[摘要]]分析复合肥生产过程中影响产品质量的主要因素指出原料质量､原料配比､工艺控制､配方变化等影响产品的内在质量造粒､烘干､包裹工序的操作影响产品的外观质量｡同时利用质量管理统计技术提出用控制图方法判断过程中出现的异常原因和偶然原因通过过程能力指数CP及过程流通合格率等指标判断控制过程是否正常并提出了相应的解决对策｡[关键词]]复合肥;质量控制图;过程能力指数;流通合格率[中图分类号]]TQ444[文献标识码]]A[文章编号]]1007-6220200802-0053-03TheeffectivewaysonkeepingthecompoundfertilizersqualitycontrolSUNZhi-yan1XIANYuan-hua2LUOJi-lin

11.HongfuIndustrialCommercialDevelopmentCo.LtdFuquanGuizhou550501China;

2.YibinVocationalandTechnicalCollegeYibinSichuan644003ChinaAbstract:The__infactorsinfluencingtheproductqualityofcompoundfertilizerare____yzedincludingtheinnerqualitycontrolledbytheraw__terialsqualityraw__terialsmixtureratiopro__sscontrolandtheformulationchangeandtheappearan__qualityinfluen__dbythegranulationdryandcoating.Basedonthequalitystatistictechnologytheunusualandoccasionalreasonsinpro__ssareevaluatedwiththecontroldrawstablepro__sscontrolisjudgedwiththepro__sscapabilityindexCpandRTY.Somecountermeasuresaregiven.Keywords:compoundfertilizer;qualitycontroldraw;pro__sscapabilityindexCp;rolledthroughoutyieldRTY◆副产品综合利用◆提高硫酸尾渣磁选铁精粉品位的方法洪建华江苏瑞和化肥有限公司江苏泰兴225442[摘要]]介绍硫酸尾渣磁选制取铁精粉的不同生产工艺;瑞和化肥有限公司13万t/a硫铁矿制酸装置利用其尾渣的矿尘生产铁精粉的工艺流程及提高铁精粉品位及产率的措施使铁精粉产量从200t/d提高到300t/dwFe从53%提高到58%wS从

0.9%降到

0.3%获得较好的经济效益｡[关键词]]硫铁矿制酸;尾渣;磁选;铁精粉[中图分类号]]TQ

111.16;X781[文献标识码]]A[文章编号]]1007-6220200802-0056-02Methodforimprovingthegradeof__gnetiteFe3O4con__ntrateinpyritecinderby__gneticseparationHONGJian-huaRuiheFertilizerCo.LtdJiangsuTaixingJiangsu225442ChinaAbstract:Differentpro__ssesofproducingpowderironorecon__ntratefrompyritecinderby__gneticseparationarepresented.A130kt/asulfuricacidplantfrompyritesraw__terialinRuiheFertilizerCo.Ltd.utilizingoredustforpowderironorecon__ntrateraisestheyieldandpowdercon__ntration.Thepowderoutputisincreasedfrom200t/dto300t/d;andwFe53%to58%whilewSisdecreasedfrom

0.9%to

0.3%withagoodeconomicreturn.Keywords:sulfuricacidproductionfrompyritesraw__terial;cinder;__gneticseparation;powderironorecon__ntrate◆设备◆压力容器接管处角焊缝泄漏的维修李群松高永卫湖南化工职业技术学院湖南株洲412004[摘要]]针对压力容器上角焊缝的修补从材料､结构及修补的焊接工艺3个方面讨论并举实例说明维修方法及其使用效果为企业解决同类问题提供了依据｡[关键词]]压力容器;角焊缝泄漏;焊接;材料;结构[中图分类号]]TQ

440.5[文献标识码]]B[文章编号]]1007-6220200802-0058-02RepairingtheweldingseamleakageatanglepointofpressurevesselpipejointLIQun-songGAOYong-weiHunanChemicalVocationalTechnicalCollegeZhuzhouHunan412004ChinaAbstract:Repairingtheweldingseamleakageatanglepointisexemplifiedfromthe__terialsstructureandweldingpro__ssesandofferingreferen__sareforsimilarproblemsinthesefactories.Keywords:pressurevessel;weldingseamleakageatanglepoint;welding;__terial;structure◆分析◆影响磷铵中和度测定的因素徐亚山云南云天化国际化工股份有限公司红磷分公司云南开远661600[摘要]]概述磷酸二铵生产中中和度的测定方法实验对比不同指示剂和试液量对中和度测定结果的影响以找出恰当的指示剂溴甲酚绿和酚酞及试样量3～4滴并讨论杂质对中和度测定的影响｡[关键词]]磷酸二铵;中和度测定;指示剂;试液量[中图分类号]]TQ

440.72[文献标识码]]A[文章编号]]1007-6220200802-0060-02FactorsaffectingthedeterminationofneutralizationvalueinDAPproductionXUYa-shanHonglinCompanyYuntianhuaInternationalChemicalCo.LtdKaiyuanYunnan661600ChinaAbstract:DeterminationmethodsofDAPneutralizationvaluearesum__rized.Byexperimentstheeffectsofdifferentindicatorsandsamplesonneutralizationvaluearestu___dthebestindicatorsbromcresolgreenorphenolphthaleinandthebestdose3～4dropsarefoundandtheeffectsofimpuritiesondeterminationarediscussed.Keywords:diammoniumphosphateDAP;determinationofneutralizationvalue;indicator;sampleliquid微波在测定磷肥中硫含量的应用彭桦张冬云云天化集团晋宁磷矿云南晋宁650600[中图分类号]]TQ

440.72[文献标识码]]B[文章编号]]1007-6220200802-0062-02◆农化服务◆测土配方施肥技术闻章辉淮阴区五里工商分局江苏淮阴223323[摘要]]根据农业试验和生产实践指出了进行测土配方施肥所需的基础地力､目标产量､土壤养分临界值､土壤养分利用率､作物单位产量的养分需要量､肥料利用率等方面基础数据的常见值以及小麦､玉米､水稻3种主要作物的经验施肥量和肥料运筹模式对叶面肥的作用和有__意事项作了简要说明｡[关键词]]测土配方施肥技术;技术要点;基础数据常见值;经验施肥量[中图分类号]]S

147.2[文献标识码]]A[文章编号]]1007-6220200802-0063-03FormulafertilizationbysoiltestingWENZhang-huiWuliIndustryandCommer__BranchBureauHuaiyinDistrictHuaiyinJiangsu223323ChinaAbstract Basedonagriculturetestandproductionpracti__theconstantvaluesofbasicdatasuchasthebasiclandcapabilitytargetyieldsoilnutrientcriticalvaluesoilnutrientutilizationratethenutrientrequirementsofcropyieldperunitandfertilizerutilizationratearepointedaboutformulafertilizationbysoiltesting.Theexperien__fertilizationandthefertilizeroperationmodeaboutthewheatcornandri__andtheeffectandattentionsaboutfoliarfertilizeraredescribed.Keywords formulafertilizationbysoiltesting;technicalpoint;constantvaluesofbasicdata;optimumfertilization生态平衡施肥:Ⅰ.理论体系侯彦林中国科学院研究生院北京100049[摘要]]分4部分系统地介绍生态平衡施肥理论包括理论体系､施肥参数体系､施肥软件和应用案例旨在普及生态平衡施肥理论和方法｡第1部分系统介绍生态平衡施肥理论体系包括服务对象､施肥目的､理论基础､技术体系､肥料使用､服务体系6方面并与现有施肥理论和技术体系进行了比较｡[关键词]]生态平衡施肥;理论体系;生态平衡施肥模型;特征参数[中图分类号]]S

147.2[文献标识码]]A[文章编号]]1007-6220200802-0066-05Ecologicalbalan__dfertilization:Ⅰ.TheoreticalsystemHOUYan-linGraduateUniversityofChineseAcademyofScien__sBei___g100049ChinaAbstract Thetheoriesofecologicalbalan__dfertilizationareintrodu__dsyste__ticallyin4partstheoreticalsystemfertilizationparametersystemfertilizationsoftwareandapplicationcaseattheaimofpopularizingthetheoriesandmethodsofecologicalbalan__dfertilization.Asyste__ticintroductionaboutthetheorysystemincludingservi__o__ectfertilizationpurposesbasictheorytechnologicalsystemfertilizeruseandservi__system6partsandthecomparisonoftheoryandtechnologysystemare__deatthefirstpart.Keywords ecologicalbalan__dfertilization;theoreticalsystem;ecologicalbalan__dfertilizationmodel;diagnosticparameters__施肥对作物氮磷利用及土壤速效氮磷供应能力的影响宋永林李小平中国农业科学院农业资源与农业区划研究所北京100081[摘要]]通过北京昌平“国家褐潮土土壤肥力和肥料效益监测__”的__定位试验1991～2004年研究了褐潮土条件下__施肥对作物氮磷吸收利用及土壤速效氮磷供应能力的影响｡主要结论是:无论是作物总养分吸收量还是养分表观利用率氮磷钾配合施用均高于单一施氮或氮磷钾两两配合处理;耕层土壤碱解N含量氮磷钾配施有机肥或秸秆处理优于单施化肥;氮磷钾配施有机肥土壤速效磷含量比不施肥增加11倍而磷钾比对照增加5倍;氮磷､或氮磷钾配施秸秆､或氮磷钾配合分别比对照增加3倍左右｡[关键词]]__施肥;作物氮磷利用率;速效氮磷供应能力[中图分类号]]S

147.2[文献标识码]]A[文章编号]]1007-6220200802-0071-03Effectoflong-termfertilizationonthecroputilizationofNPandtheabilityofsupplyof__ailableNPinsoilSONGYong-linLIXiao-pingInstituteofAgriculturalResour__sandRegionalPlanningChineseAcademyofAgriculturalScien__sBei___g100081ChinaAbstract BasedonNationalSupervisionBaseforAqui-cinnamonSoilFertilityandFertilizerBenefitsinChangpingBei___g1991～2004theeffectsoflong-termfertilizationonfertilizeruseefficiencyareinvestigated.The__inresultsobtainedareasfollowsthetotalnutrientabsorptionbycropsandapparentnutrientuseefficiencyNUEwithcombinedapplicationofNPandKarehigherthanthoseofthetreatmentofNonlyorNPNKandPK.BothtwotreatmentsofNPK+organic__tterandNPK+strawaregreatlysuperiortothetreatmentofthosechemicalfertilizersalone.Soil__ailablePincreasesby11-foldand5-foldwiththetreatmentofNPK+organic__tterandPKand3-foldwithNPNPK+strawandNPK.Keywords long-termfertilizerexperiment;NPfertilizeruseefficiencyoncrop;quicklyNPsupplyability加入螯合态微量元素的桉树专用肥对桉树的促生效果刘长峰1丁音琴

21.福建中化智胜化肥有限公司福建永安366013;

2.福州大学化肥催化剂国家工程研究中心福建福州350002[摘要]]对螯合态微量元素桉树专用肥促进林木生长的效果进行综合评价｡几种肥料的对比试验表明:螯合态微量元素桉树专用肥对桉树有明显的促生作用桉树长势旺盛成活率高树形整齐树干通直匀称｡螯合态微量元素桉树专用肥值得__使用｡[关键词]]桉树专用肥;螯合态;微量元素;促生效果[中图分类号]]S

147.2[文献标识码]]A[文章编号]]1007-6220200802-0073-02Effectoftra__element-chelatingspecialtyfertilizerforeucalyptLIUChang-feng1DINGYin-qin

21.FujianSinochemZhishengFertilizerCo.LtdYonganFujian366013China;

2.NationalEngineeringResearch__nterofChemicalFertilizerCatalystFuzhouUniversityFuzhouFujian350002ChinaAbstract:Theeffectofspecialtyfertilizerforeucalyptwithchelatingtra__elementsoneucalyptgrowthispresented.Bycomparativeexperimentsforafewdifferentkindsoffertilizerstheresultsshowthatthespecialtyfertilizerforeucalypthasre__rkablepromotionforeucalyptgrowthwithaflourishingincreasingsurvivalratesregulareucalyptsandstraightentrunksitisworthybeingpopularizedandapplied.Keywords:specialtyfertilizerforeucalypt;chelating;tra__element;growthpromotingeffect◆综合栏目◆我国黄淮海地区省市化肥供需状况及其调控策略张四代12张卫峰2王利3王激清2张福锁2马文奇

11.河北农业大学资源与环境学院河北保定071001;

2.中国农业大学资源与环境学院植物-土壤相互作用___重点实验室北京100094;

3.华中农业大学资源与环境学院湖北武汉430070[摘要]]通过对黄淮海地区北京､天津､山东､河北､河南三省两市农业生产现状分析从区域化肥消费与生产角度探讨三省两市化肥生产､消费现状及存在问题以期为黄淮海地区市场供需调控和经济合理施肥提供参考｡[关键词]]黄淮海地区;农业生产现状;化肥生产消费现状;经济合理施肥[中图分类号]]TQ44[文献标识码]]A[文章编号]]1007-6220200802-0075-04Thestatusoffertilizersupply-de__ndandstrategyfor__nagementinHuang-Huai-HaiareaofChinaZHANGSi-dai12ZHANGWei-feng2WANGLi3WANGJi-qing2ZHANGFu-suo2__Wen-qi

11.CollegeofResour__sandEnviro__entalScien__sHebeiAgriculturalUniversityBaodingHebei071001China;

2.KeyLaboratoryofPlant-SoilInteractionsMOECollegeofResour__sandEnviro__entalScien__sChinaAgriculturalUniversityBei___g100094China;

3.CollegeofResour__sandEnviro__entalScien__sHuazhongAgriculturalUniversityWuhanHubei430070ChinaAbstract:By____yzingthepresentsituationofagriculturalproductioninHuang-Huai-HaiareaBei___gTian___citiesandShandongHebeiandHenanprovin__sproductionandconsumptionstatusconsumptionproblemsoffertilizerinabove-mentionedthreeprovin__sandtwocitiesarediscussedwhichwill__kesomesuggestionsfortheregulationon__rketandtheeconomicandreasonablefertilization.Keywords:Huang-Huai-Haiarea;presentsituationofagriculturalproduction;productionandconsumptionoffertilizer;economicandreasonablefertilizationPAGE12。